Home / 5,006.31-7,509.41-3,519.38

Finding the Fourth Proportional to 5,006.31, 7,509.41 and 3,519.38

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Solution

The fourth proportional to 5,006.31, 7,509.41 and 3,519.38 is: 5,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.31 : 7,509.41 = 3,519.38 : x
  2. Step 2: Convert to fraction form
    5,006.31/7,509.41 = 3,519.38/x
  3. Step 3: Cross multiply
    5,006.31x = 7,509.41 × 3,519.38
  4. Step 4: Simplify right side
    5,006.31x = 26,428,481.74
  5. Step 5: Solve for x
    x = 26,428,481.74/5,006.31
  6. Step 6: Final answer
    x = 5,279.04

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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.