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Finding the Fourth Proportional to 8,593.55, 12,895.11 and 4,644.73

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Solution

The fourth proportional to 8,593.55, 12,895.11 and 4,644.73 is: 6,969.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.55 : 12,895.11 = 4,644.73 : x
  2. Step 2: Convert to fraction form
    8,593.55/12,895.11 = 4,644.73/x
  3. Step 3: Cross multiply
    8,593.55x = 12,895.11 × 4,644.73
  4. Step 4: Simplify right side
    8,593.55x = 59,894,304.27
  5. Step 5: Solve for x
    x = 59,894,304.27/8,593.55
  6. Step 6: Final answer
    x = 6,969.68

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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.