Home / 7,154.43-10,732.37-2,652.71

Finding the Fourth Proportional to 7,154.43, 10,732.37 and 2,652.71

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Solution

The fourth proportional to 7,154.43, 10,732.37 and 2,652.71 is: 3,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.43 : 10,732.37 = 2,652.71 : x
  2. Step 2: Convert to fraction form
    7,154.43/10,732.37 = 2,652.71/x
  3. Step 3: Cross multiply
    7,154.43x = 10,732.37 × 2,652.71
  4. Step 4: Simplify right side
    7,154.43x = 28,469,798.30
  5. Step 5: Solve for x
    x = 28,469,798.30/7,154.43
  6. Step 6: Final answer
    x = 3,979.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.