Home / 8,000.31-11,039.67-4,463.75

Finding the Fourth Proportional to 8,000.31, 11,039.67 and 4,463.75

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Solution

The fourth proportional to 8,000.31, 11,039.67 and 4,463.75 is: 6,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.31 : 11,039.67 = 4,463.75 : x
  2. Step 2: Convert to fraction form
    8,000.31/11,039.67 = 4,463.75/x
  3. Step 3: Cross multiply
    8,000.31x = 11,039.67 × 4,463.75
  4. Step 4: Simplify right side
    8,000.31x = 49,278,354.56
  5. Step 5: Solve for x
    x = 49,278,354.56/8,000.31
  6. Step 6: Final answer
    x = 6,159.55

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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.