Home / 8,282.10-12,423.15-3,604.35

Finding the Fourth Proportional to 8,282.10, 12,423.15 and 3,604.35

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Solution

The fourth proportional to 8,282.10, 12,423.15 and 3,604.35 is: 5,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.10 : 12,423.15 = 3,604.35 : x
  2. Step 2: Convert to fraction form
    8,282.10/12,423.15 = 3,604.35/x
  3. Step 3: Cross multiply
    8,282.10x = 12,423.15 × 3,604.35
  4. Step 4: Simplify right side
    8,282.10x = 44,777,380.70
  5. Step 5: Solve for x
    x = 44,777,380.70/8,282.10
  6. Step 6: Final answer
    x = 5,406.53

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Similar ratio
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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.