Home / 9,151.11-13,729.03-4,224.29

Finding the Fourth Proportional to 9,151.11, 13,729.03 and 4,224.29

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Solution

The fourth proportional to 9,151.11, 13,729.03 and 4,224.29 is: 6,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.11 : 13,729.03 = 4,224.29 : x
  2. Step 2: Convert to fraction form
    9,151.11/13,729.03 = 4,224.29/x
  3. Step 3: Cross multiply
    9,151.11x = 13,729.03 × 4,224.29
  4. Step 4: Simplify right side
    9,151.11x = 57,995,324.93
  5. Step 5: Solve for x
    x = 57,995,324.93/9,151.11
  6. Step 6: Final answer
    x = 6,337.52

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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.