Home / 3,966.17-5,472.08-2,287.35

Finding the Fourth Proportional to 3,966.17, 5,472.08 and 2,287.35

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Solution

The fourth proportional to 3,966.17, 5,472.08 and 2,287.35 is: 3,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.17 : 5,472.08 = 2,287.35 : x
  2. Step 2: Convert to fraction form
    3,966.17/5,472.08 = 2,287.35/x
  3. Step 3: Cross multiply
    3,966.17x = 5,472.08 × 2,287.35
  4. Step 4: Simplify right side
    3,966.17x = 12,516,564.43
  5. Step 5: Solve for x
    x = 12,516,564.43/3,966.17
  6. Step 6: Final answer
    x = 3,155.83

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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.