Home / 6,255.38-8,632.07-3,422.74

Finding the Fourth Proportional to 6,255.38, 8,632.07 and 3,422.74

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Solution

The fourth proportional to 6,255.38, 8,632.07 and 3,422.74 is: 4,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.38 : 8,632.07 = 3,422.74 : x
  2. Step 2: Convert to fraction form
    6,255.38/8,632.07 = 3,422.74/x
  3. Step 3: Cross multiply
    6,255.38x = 8,632.07 × 3,422.74
  4. Step 4: Simplify right side
    6,255.38x = 29,545,341.53
  5. Step 5: Solve for x
    x = 29,545,341.53/6,255.38
  6. Step 6: Final answer
    x = 4,723.19

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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.