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Finding the Fourth Proportional to 8,891.01, 13,344.89 and 4,511.61

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Solution

The fourth proportional to 8,891.01, 13,344.89 and 4,511.61 is: 6,771.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.01 : 13,344.89 = 4,511.61 : x
  2. Step 2: Convert to fraction form
    8,891.01/13,344.89 = 4,511.61/x
  3. Step 3: Cross multiply
    8,891.01x = 13,344.89 × 4,511.61
  4. Step 4: Simplify right side
    8,891.01x = 60,206,916.61
  5. Step 5: Solve for x
    x = 60,206,916.61/8,891.01
  6. Step 6: Final answer
    x = 6,771.66

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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.