Home / 3,472.50-5,207.82-1,394.04

Finding the Fourth Proportional to 3,472.50, 5,207.82 and 1,394.04

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Solution

The fourth proportional to 3,472.50, 5,207.82 and 1,394.04 is: 2,090.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.50 : 5,207.82 = 1,394.04 : x
  2. Step 2: Convert to fraction form
    3,472.50/5,207.82 = 1,394.04/x
  3. Step 3: Cross multiply
    3,472.50x = 5,207.82 × 1,394.04
  4. Step 4: Simplify right side
    3,472.50x = 7,259,909.39
  5. Step 5: Solve for x
    x = 7,259,909.39/3,472.50
  6. Step 6: Final answer
    x = 2,090.69

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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.