Home / 5,013.29-7,519.48-3,930.73

Finding the Fourth Proportional to 5,013.29, 7,519.48 and 3,930.73

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Solution

The fourth proportional to 5,013.29, 7,519.48 and 3,930.73 is: 5,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.29 : 7,519.48 = 3,930.73 : x
  2. Step 2: Convert to fraction form
    5,013.29/7,519.48 = 3,930.73/x
  3. Step 3: Cross multiply
    5,013.29x = 7,519.48 × 3,930.73
  4. Step 4: Simplify right side
    5,013.29x = 29,557,039.11
  5. Step 5: Solve for x
    x = 29,557,039.11/5,013.29
  6. Step 6: Final answer
    x = 5,895.73

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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.