Home / 8,839.28-13,241.25-5,327.43

Finding the Fourth Proportional to 8,839.28, 13,241.25 and 5,327.43

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Solution

The fourth proportional to 8,839.28, 13,241.25 and 5,327.43 is: 7,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.28 : 13,241.25 = 5,327.43 : x
  2. Step 2: Convert to fraction form
    8,839.28/13,241.25 = 5,327.43/x
  3. Step 3: Cross multiply
    8,839.28x = 13,241.25 × 5,327.43
  4. Step 4: Simplify right side
    8,839.28x = 70,541,832.49
  5. Step 5: Solve for x
    x = 70,541,832.49/8,839.28
  6. Step 6: Final answer
    x = 7,980.50

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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.