Home / 6,141.50-8,475.45-3,347.18

Finding the Fourth Proportional to 6,141.50, 8,475.45 and 3,347.18

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Solution

The fourth proportional to 6,141.50, 8,475.45 and 3,347.18 is: 4,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.50 : 8,475.45 = 3,347.18 : x
  2. Step 2: Convert to fraction form
    6,141.50/8,475.45 = 3,347.18/x
  3. Step 3: Cross multiply
    6,141.50x = 8,475.45 × 3,347.18
  4. Step 4: Simplify right side
    6,141.50x = 28,368,856.73
  5. Step 5: Solve for x
    x = 28,368,856.73/6,141.50
  6. Step 6: Final answer
    x = 4,619.21

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Find fourth proportional to 6,142.50, 8,476.83 and 3,348.18
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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.