Home / 3,630.30-5,445.45-3,338.70

Finding the Fourth Proportional to 3,630.30, 5,445.45 and 3,338.70

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Solution

The fourth proportional to 3,630.30, 5,445.45 and 3,338.70 is: 5,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.30 : 5,445.45 = 3,338.70 : x
  2. Step 2: Convert to fraction form
    3,630.30/5,445.45 = 3,338.70/x
  3. Step 3: Cross multiply
    3,630.30x = 5,445.45 × 3,338.70
  4. Step 4: Simplify right side
    3,630.30x = 18,180,723.92
  5. Step 5: Solve for x
    x = 18,180,723.92/3,630.30
  6. Step 6: Final answer
    x = 5,008.05

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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.