Home / 5,521.38-7,607.97-3,749.91

Finding the Fourth Proportional to 5,521.38, 7,607.97 and 3,749.91

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Solution

The fourth proportional to 5,521.38, 7,607.97 and 3,749.91 is: 5,167.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.38 : 7,607.97 = 3,749.91 : x
  2. Step 2: Convert to fraction form
    5,521.38/7,607.97 = 3,749.91/x
  3. Step 3: Cross multiply
    5,521.38x = 7,607.97 × 3,749.91
  4. Step 4: Simplify right side
    5,521.38x = 28,529,202.78
  5. Step 5: Solve for x
    x = 28,529,202.78/5,521.38
  6. Step 6: Final answer
    x = 5,167.04

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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.