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Finding the Fourth Proportional to 11,593.72, 15,994.02 and 6,876.28

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Solution

The fourth proportional to 11,593.72, 15,994.02 and 6,876.28 is: 9,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.72 : 15,994.02 = 6,876.28 : x
  2. Step 2: Convert to fraction form
    11,593.72/15,994.02 = 6,876.28/x
  3. Step 3: Cross multiply
    11,593.72x = 15,994.02 × 6,876.28
  4. Step 4: Simplify right side
    11,593.72x = 109,979,359.85
  5. Step 5: Solve for x
    x = 109,979,359.85/11,593.72
  6. Step 6: Final answer
    x = 9,486.11

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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.