Home / 5,552.25-7,665.44-3,459.21

Finding the Fourth Proportional to 5,552.25, 7,665.44 and 3,459.21

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Solution

The fourth proportional to 5,552.25, 7,665.44 and 3,459.21 is: 4,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.25 : 7,665.44 = 3,459.21 : x
  2. Step 2: Convert to fraction form
    5,552.25/7,665.44 = 3,459.21/x
  3. Step 3: Cross multiply
    5,552.25x = 7,665.44 × 3,459.21
  4. Step 4: Simplify right side
    5,552.25x = 26,516,366.70
  5. Step 5: Solve for x
    x = 26,516,366.70/5,552.25
  6. Step 6: Final answer
    x = 4,775.79

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Half 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.