Home / 5,448.77-7,521.46-3,460.42

Finding the Fourth Proportional to 5,448.77, 7,521.46 and 3,460.42

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Solution

The fourth proportional to 5,448.77, 7,521.46 and 3,460.42 is: 4,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.77 : 7,521.46 = 3,460.42 : x
  2. Step 2: Convert to fraction form
    5,448.77/7,521.46 = 3,460.42/x
  3. Step 3: Cross multiply
    5,448.77x = 7,521.46 × 3,460.42
  4. Step 4: Simplify right side
    5,448.77x = 26,027,411.36
  5. Step 5: Solve for x
    x = 26,027,411.36/5,448.77
  6. Step 6: Final answer
    x = 4,776.75

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Half scale
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Double scale
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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.