Home / 3,747.38-5,611.02-2,099.24

Finding the Fourth Proportional to 3,747.38, 5,611.02 and 2,099.24

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Solution

The fourth proportional to 3,747.38, 5,611.02 and 2,099.24 is: 3,143.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.38 : 5,611.02 = 2,099.24 : x
  2. Step 2: Convert to fraction form
    3,747.38/5,611.02 = 2,099.24/x
  3. Step 3: Cross multiply
    3,747.38x = 5,611.02 × 2,099.24
  4. Step 4: Simplify right side
    3,747.38x = 11,778,877.62
  5. Step 5: Solve for x
    x = 11,778,877.62/3,747.38
  6. Step 6: Final answer
    x = 3,143.23

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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.