Home / 5,404.75-7,455.83-3,165.17

Finding the Fourth Proportional to 5,404.75, 7,455.83 and 3,165.17

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Solution

The fourth proportional to 5,404.75, 7,455.83 and 3,165.17 is: 4,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.75 : 7,455.83 = 3,165.17 : x
  2. Step 2: Convert to fraction form
    5,404.75/7,455.83 = 3,165.17/x
  3. Step 3: Cross multiply
    5,404.75x = 7,455.83 × 3,165.17
  4. Step 4: Simplify right side
    5,404.75x = 23,598,979.18
  5. Step 5: Solve for x
    x = 23,598,979.18/5,404.75
  6. Step 6: Final answer
    x = 4,366.34

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Find fourth proportional to 2,702.38, 3,727.92 and 1,582.58
Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.