Home / 6,255.18-8,632.11-3,422.52

Finding the Fourth Proportional to 6,255.18, 8,632.11 and 3,422.52

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Solution

The fourth proportional to 6,255.18, 8,632.11 and 3,422.52 is: 4,723.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.18 : 8,632.11 = 3,422.52 : x
  2. Step 2: Convert to fraction form
    6,255.18/8,632.11 = 3,422.52/x
  3. Step 3: Cross multiply
    6,255.18x = 8,632.11 × 3,422.52
  4. Step 4: Simplify right side
    6,255.18x = 29,543,569.12
  5. Step 5: Solve for x
    x = 29,543,569.12/6,255.18
  6. Step 6: Final answer
    x = 4,723.06

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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.