Home / 10,788.17-14,882.87-6,309.95

Finding the Fourth Proportional to 10,788.17, 14,882.87 and 6,309.95

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Solution

The fourth proportional to 10,788.17, 14,882.87 and 6,309.95 is: 8,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.17 : 14,882.87 = 6,309.95 : x
  2. Step 2: Convert to fraction form
    10,788.17/14,882.87 = 6,309.95/x
  3. Step 3: Cross multiply
    10,788.17x = 14,882.87 × 6,309.95
  4. Step 4: Simplify right side
    10,788.17x = 93,910,218.54
  5. Step 5: Solve for x
    x = 93,910,218.54/10,788.17
  6. Step 6: Final answer
    x = 8,704.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.