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Finding the Fourth Proportional to 8,593.05, 11,854.95 and 5,007.42

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Solution

The fourth proportional to 8,593.05, 11,854.95 and 5,007.42 is: 6,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.05 : 11,854.95 = 5,007.42 : x
  2. Step 2: Convert to fraction form
    8,593.05/11,854.95 = 5,007.42/x
  3. Step 3: Cross multiply
    8,593.05x = 11,854.95 × 5,007.42
  4. Step 4: Simplify right side
    8,593.05x = 59,362,713.73
  5. Step 5: Solve for x
    x = 59,362,713.73/8,593.05
  6. Step 6: Final answer
    x = 6,908.22

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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.