Home / 6,414.71-8,852.24-3,761.61

Finding the Fourth Proportional to 6,414.71, 8,852.24 and 3,761.61

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Solution

The fourth proportional to 6,414.71, 8,852.24 and 3,761.61 is: 5,190.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.71 : 8,852.24 = 3,761.61 : x
  2. Step 2: Convert to fraction form
    6,414.71/8,852.24 = 3,761.61/x
  3. Step 3: Cross multiply
    6,414.71x = 8,852.24 × 3,761.61
  4. Step 4: Simplify right side
    6,414.71x = 33,298,655.70
  5. Step 5: Solve for x
    x = 33,298,655.70/6,414.71
  6. Step 6: Final answer
    x = 5,190.99

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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.