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Finding the Fourth Proportional to 8,753.29, 13,125.09 and 5,983.09

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Solution

The fourth proportional to 8,753.29, 13,125.09 and 5,983.09 is: 8,971.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.29 : 13,125.09 = 5,983.09 : x
  2. Step 2: Convert to fraction form
    8,753.29/13,125.09 = 5,983.09/x
  3. Step 3: Cross multiply
    8,753.29x = 13,125.09 × 5,983.09
  4. Step 4: Simplify right side
    8,753.29x = 78,528,594.73
  5. Step 5: Solve for x
    x = 78,528,594.73/8,753.29
  6. Step 6: Final answer
    x = 8,971.32

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1.5x scale

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.