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Finding the Fourth Proportional to 8,593.32, 12,948.50 and 7,067.50

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Solution

The fourth proportional to 8,593.32, 12,948.50 and 7,067.50 is: 10,649.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.32 : 12,948.50 = 7,067.50 : x
  2. Step 2: Convert to fraction form
    8,593.32/12,948.50 = 7,067.50/x
  3. Step 3: Cross multiply
    8,593.32x = 12,948.50 × 7,067.50
  4. Step 4: Simplify right side
    8,593.32x = 91,513,523.75
  5. Step 5: Solve for x
    x = 91,513,523.75/8,593.32
  6. Step 6: Final answer
    x = 10,649.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.