Home / 10,874.47-16,314.23-3,854.11

Finding the Fourth Proportional to 10,874.47, 16,314.23 and 3,854.11

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Solution

The fourth proportional to 10,874.47, 16,314.23 and 3,854.11 is: 5,782.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.47 : 16,314.23 = 3,854.11 : x
  2. Step 2: Convert to fraction form
    10,874.47/16,314.23 = 3,854.11/x
  3. Step 3: Cross multiply
    10,874.47x = 16,314.23 × 3,854.11
  4. Step 4: Simplify right side
    10,874.47x = 62,876,836.99
  5. Step 5: Solve for x
    x = 62,876,836.99/10,874.47
  6. Step 6: Final answer
    x = 5,782.06

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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.