Home / 7,551.91-11,327.87-3,174.27

Finding the Fourth Proportional to 7,551.91, 11,327.87 and 3,174.27

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Solution

The fourth proportional to 7,551.91, 11,327.87 and 3,174.27 is: 4,761.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.91 : 11,327.87 = 3,174.27 : x
  2. Step 2: Convert to fraction form
    7,551.91/11,327.87 = 3,174.27/x
  3. Step 3: Cross multiply
    7,551.91x = 11,327.87 × 3,174.27
  4. Step 4: Simplify right side
    7,551.91x = 35,957,717.90
  5. Step 5: Solve for x
    x = 35,957,717.90/7,551.91
  6. Step 6: Final answer
    x = 4,761.41

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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.