Home / 11,713.38-17,567.42-3,391.53

Finding the Fourth Proportional to 11,713.38, 17,567.42 and 3,391.53

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Solution

The fourth proportional to 11,713.38, 17,567.42 and 3,391.53 is: 5,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.38 : 17,567.42 = 3,391.53 : x
  2. Step 2: Convert to fraction form
    11,713.38/17,567.42 = 3,391.53/x
  3. Step 3: Cross multiply
    11,713.38x = 17,567.42 × 3,391.53
  4. Step 4: Simplify right side
    11,713.38x = 59,580,414.99
  5. Step 5: Solve for x
    x = 59,580,414.99/11,713.38
  6. Step 6: Final answer
    x = 5,086.53

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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.