Home / 10,934.26-16,398.18-5,007.80

Finding the Fourth Proportional to 10,934.26, 16,398.18 and 5,007.80

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Solution

The fourth proportional to 10,934.26, 16,398.18 and 5,007.80 is: 7,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.26 : 16,398.18 = 5,007.80 : x
  2. Step 2: Convert to fraction form
    10,934.26/16,398.18 = 5,007.80/x
  3. Step 3: Cross multiply
    10,934.26x = 16,398.18 × 5,007.80
  4. Step 4: Simplify right side
    10,934.26x = 82,118,805.80
  5. Step 5: Solve for x
    x = 82,118,805.80/10,934.26
  6. Step 6: Final answer
    x = 7,510.23

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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.