Home / 8,251.88-11,387.70-4,526.12

Finding the Fourth Proportional to 8,251.88, 11,387.70 and 4,526.12

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Solution

The fourth proportional to 8,251.88, 11,387.70 and 4,526.12 is: 6,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.88 : 11,387.70 = 4,526.12 : x
  2. Step 2: Convert to fraction form
    8,251.88/11,387.70 = 4,526.12/x
  3. Step 3: Cross multiply
    8,251.88x = 11,387.70 × 4,526.12
  4. Step 4: Simplify right side
    8,251.88x = 51,542,096.72
  5. Step 5: Solve for x
    x = 51,542,096.72/8,251.88
  6. Step 6: Final answer
    x = 6,246.10

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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.