Home / 8,275.80-12,402.76-4,517.96

Finding the Fourth Proportional to 8,275.80, 12,402.76 and 4,517.96

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Solution

The fourth proportional to 8,275.80, 12,402.76 and 4,517.96 is: 6,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.80 : 12,402.76 = 4,517.96 : x
  2. Step 2: Convert to fraction form
    8,275.80/12,402.76 = 4,517.96/x
  3. Step 3: Cross multiply
    8,275.80x = 12,402.76 × 4,517.96
  4. Step 4: Simplify right side
    8,275.80x = 56,035,173.57
  5. Step 5: Solve for x
    x = 56,035,173.57/8,275.80
  6. Step 6: Final answer
    x = 6,770.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.