Home / 3,569.59-5,354.39-3,380.05

Finding the Fourth Proportional to 3,569.59, 5,354.39 and 3,380.05

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Solution

The fourth proportional to 3,569.59, 5,354.39 and 3,380.05 is: 5,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.59 : 5,354.39 = 3,380.05 : x
  2. Step 2: Convert to fraction form
    3,569.59/5,354.39 = 3,380.05/x
  3. Step 3: Cross multiply
    3,569.59x = 5,354.39 × 3,380.05
  4. Step 4: Simplify right side
    3,569.59x = 18,098,105.92
  5. Step 5: Solve for x
    x = 18,098,105.92/3,569.59
  6. Step 6: Final answer
    x = 5,070.08

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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.