Home / 7,244.40-9,997.60-4,100.52

Finding the Fourth Proportional to 7,244.40, 9,997.60 and 4,100.52

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Solution

The fourth proportional to 7,244.40, 9,997.60 and 4,100.52 is: 5,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.40 : 9,997.60 = 4,100.52 : x
  2. Step 2: Convert to fraction form
    7,244.40/9,997.60 = 4,100.52/x
  3. Step 3: Cross multiply
    7,244.40x = 9,997.60 × 4,100.52
  4. Step 4: Simplify right side
    7,244.40x = 40,995,358.75
  5. Step 5: Solve for x
    x = 40,995,358.75/7,244.40
  6. Step 6: Final answer
    x = 5,658.90

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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.