Home / 8,144.06-12,214.67-3,761.15

Finding the Fourth Proportional to 8,144.06, 12,214.67 and 3,761.15

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Solution

The fourth proportional to 8,144.06, 12,214.67 and 3,761.15 is: 5,641.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.06 : 12,214.67 = 3,761.15 : x
  2. Step 2: Convert to fraction form
    8,144.06/12,214.67 = 3,761.15/x
  3. Step 3: Cross multiply
    8,144.06x = 12,214.67 × 3,761.15
  4. Step 4: Simplify right side
    8,144.06x = 45,941,126.19
  5. Step 5: Solve for x
    x = 45,941,126.19/8,144.06
  6. Step 6: Final answer
    x = 5,641.06

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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.