Home / 10,834.29-16,257.44-5,287.68

Finding the Fourth Proportional to 10,834.29, 16,257.44 and 5,287.68

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Solution

The fourth proportional to 10,834.29, 16,257.44 and 5,287.68 is: 7,934.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.29 : 16,257.44 = 5,287.68 : x
  2. Step 2: Convert to fraction form
    10,834.29/16,257.44 = 5,287.68/x
  3. Step 3: Cross multiply
    10,834.29x = 16,257.44 × 5,287.68
  4. Step 4: Simplify right side
    10,834.29x = 85,964,154.54
  5. Step 5: Solve for x
    x = 85,964,154.54/10,834.29
  6. Step 6: Final answer
    x = 7,934.45

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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.