Home / 11,512.29-17,270.25-3,614.19

Finding the Fourth Proportional to 11,512.29, 17,270.25 and 3,614.19

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Solution

The fourth proportional to 11,512.29, 17,270.25 and 3,614.19 is: 5,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.29 : 17,270.25 = 3,614.19 : x
  2. Step 2: Convert to fraction form
    11,512.29/17,270.25 = 3,614.19/x
  3. Step 3: Cross multiply
    11,512.29x = 17,270.25 × 3,614.19
  4. Step 4: Simplify right side
    11,512.29x = 62,417,964.85
  5. Step 5: Solve for x
    x = 62,417,964.85/11,512.29
  6. Step 6: Final answer
    x = 5,421.85

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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.