Home / 13,073.88-19,610.79-5,677.38

Finding the Fourth Proportional to 13,073.88, 19,610.79 and 5,677.38

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Solution

The fourth proportional to 13,073.88, 19,610.79 and 5,677.38 is: 8,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.88 : 19,610.79 = 5,677.38 : x
  2. Step 2: Convert to fraction form
    13,073.88/19,610.79 = 5,677.38/x
  3. Step 3: Cross multiply
    13,073.88x = 19,610.79 × 5,677.38
  4. Step 4: Simplify right side
    13,073.88x = 111,337,906.93
  5. Step 5: Solve for x
    x = 111,337,906.93/13,073.88
  6. Step 6: Final answer
    x = 8,516.06

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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.