Home / 9,614.25-14,421.92-2,689.29

Finding the Fourth Proportional to 9,614.25, 14,421.92 and 2,689.29

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Solution

The fourth proportional to 9,614.25, 14,421.92 and 2,689.29 is: 4,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,614.25 : 14,421.92 = 2,689.29 : x
  2. Step 2: Convert to fraction form
    9,614.25/14,421.92 = 2,689.29/x
  3. Step 3: Cross multiply
    9,614.25x = 14,421.92 × 2,689.29
  4. Step 4: Simplify right side
    9,614.25x = 38,784,711.79
  5. Step 5: Solve for x
    x = 38,784,711.79/9,614.25
  6. Step 6: Final answer
    x = 4,034.09

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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.