Home / 3,966.60-5,471.42-2,552.13

Finding the Fourth Proportional to 3,966.60, 5,471.42 and 2,552.13

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Solution

The fourth proportional to 3,966.60, 5,471.42 and 2,552.13 is: 3,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.60 : 5,471.42 = 2,552.13 : x
  2. Step 2: Convert to fraction form
    3,966.60/5,471.42 = 2,552.13/x
  3. Step 3: Cross multiply
    3,966.60x = 5,471.42 × 2,552.13
  4. Step 4: Simplify right side
    3,966.60x = 13,963,775.12
  5. Step 5: Solve for x
    x = 13,963,775.12/3,966.60
  6. Step 6: Final answer
    x = 3,520.34

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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.