Home / 5,092.38-7,638.46-1,394.53

Finding the Fourth Proportional to 5,092.38, 7,638.46 and 1,394.53

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Solution

The fourth proportional to 5,092.38, 7,638.46 and 1,394.53 is: 2,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.38 : 7,638.46 = 1,394.53 : x
  2. Step 2: Convert to fraction form
    5,092.38/7,638.46 = 1,394.53/x
  3. Step 3: Cross multiply
    5,092.38x = 7,638.46 × 1,394.53
  4. Step 4: Simplify right side
    5,092.38x = 10,652,061.62
  5. Step 5: Solve for x
    x = 10,652,061.62/5,092.38
  6. Step 6: Final answer
    x = 2,091.76

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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.