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Finding the Fourth Proportional to 11,593.59, 15,999.07 and 6,288.41

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Solution

The fourth proportional to 11,593.59, 15,999.07 and 6,288.41 is: 8,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.59 : 15,999.07 = 6,288.41 : x
  2. Step 2: Convert to fraction form
    11,593.59/15,999.07 = 6,288.41/x
  3. Step 3: Cross multiply
    11,593.59x = 15,999.07 × 6,288.41
  4. Step 4: Simplify right side
    11,593.59x = 100,608,657.85
  5. Step 5: Solve for x
    x = 100,608,657.85/11,593.59
  6. Step 6: Final answer
    x = 8,677.96

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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.