Home / 9,029.27-13,545.45-2,789.17

Finding the Fourth Proportional to 9,029.27, 13,545.45 and 2,789.17

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Solution

The fourth proportional to 9,029.27, 13,545.45 and 2,789.17 is: 4,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.27 : 13,545.45 = 2,789.17 : x
  2. Step 2: Convert to fraction form
    9,029.27/13,545.45 = 2,789.17/x
  3. Step 3: Cross multiply
    9,029.27x = 13,545.45 × 2,789.17
  4. Step 4: Simplify right side
    9,029.27x = 37,780,528.91
  5. Step 5: Solve for x
    x = 37,780,528.91/9,029.27
  6. Step 6: Final answer
    x = 4,184.23

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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.