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Finding the Fourth Proportional to 8,252.87, 11,373.53 and 5,890.91

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Solution

The fourth proportional to 8,252.87, 11,373.53 and 5,890.91 is: 8,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.87 : 11,373.53 = 5,890.91 : x
  2. Step 2: Convert to fraction form
    8,252.87/11,373.53 = 5,890.91/x
  3. Step 3: Cross multiply
    8,252.87x = 11,373.53 × 5,890.91
  4. Step 4: Simplify right side
    8,252.87x = 67,000,355.29
  5. Step 5: Solve for x
    x = 67,000,355.29/8,252.87
  6. Step 6: Final answer
    x = 8,118.44

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1.5x scale

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.