Home / 8,331-12,496.08-2,784.92

Finding the Fourth Proportional to 8,331, 12,496.08 and 2,784.92

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Solution

The fourth proportional to 8,331, 12,496.08 and 2,784.92 is: 4,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331 : 12,496.08 = 2,784.92 : x
  2. Step 2: Convert to fraction form
    8,331/12,496.08 = 2,784.92/x
  3. Step 3: Cross multiply
    8,331x = 12,496.08 × 2,784.92
  4. Step 4: Simplify right side
    8,331x = 34,800,583.11
  5. Step 5: Solve for x
    x = 34,800,583.11/8,331
  6. Step 6: Final answer
    x = 4,177.24

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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.