Home / 5,195.20-7,167.04-3,428.96

Finding the Fourth Proportional to 5,195.20, 7,167.04 and 3,428.96

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Solution

The fourth proportional to 5,195.20, 7,167.04 and 3,428.96 is: 4,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.20 : 7,167.04 = 3,428.96 : x
  2. Step 2: Convert to fraction form
    5,195.20/7,167.04 = 3,428.96/x
  3. Step 3: Cross multiply
    5,195.20x = 7,167.04 × 3,428.96
  4. Step 4: Simplify right side
    5,195.20x = 24,575,493.48
  5. Step 5: Solve for x
    x = 24,575,493.48/5,195.20
  6. Step 6: Final answer
    x = 4,730.42

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Half scale
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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.