Home / 8,727.72-13,085.50-4,045.11

Finding the Fourth Proportional to 8,727.72, 13,085.50 and 4,045.11

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Solution

The fourth proportional to 8,727.72, 13,085.50 and 4,045.11 is: 6,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.72 : 13,085.50 = 4,045.11 : x
  2. Step 2: Convert to fraction form
    8,727.72/13,085.50 = 4,045.11/x
  3. Step 3: Cross multiply
    8,727.72x = 13,085.50 × 4,045.11
  4. Step 4: Simplify right side
    8,727.72x = 52,932,286.91
  5. Step 5: Solve for x
    x = 52,932,286.91/8,727.72
  6. Step 6: Final answer
    x = 6,064.85

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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.