Home / 6,079.31-8,385.28-3,722.61

Finding the Fourth Proportional to 6,079.31, 8,385.28 and 3,722.61

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Solution

The fourth proportional to 6,079.31, 8,385.28 and 3,722.61 is: 5,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.31 : 8,385.28 = 3,722.61 : x
  2. Step 2: Convert to fraction form
    6,079.31/8,385.28 = 3,722.61/x
  3. Step 3: Cross multiply
    6,079.31x = 8,385.28 × 3,722.61
  4. Step 4: Simplify right side
    6,079.31x = 31,215,117.87
  5. Step 5: Solve for x
    x = 31,215,117.87/6,079.31
  6. Step 6: Final answer
    x = 5,134.65

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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.