Home / 2,948.26-4,419.69-2,691.45

Finding the Fourth Proportional to 2,948.26, 4,419.69 and 2,691.45

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Solution

The fourth proportional to 2,948.26, 4,419.69 and 2,691.45 is: 4,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.26 : 4,419.69 = 2,691.45 : x
  2. Step 2: Convert to fraction form
    2,948.26/4,419.69 = 2,691.45/x
  3. Step 3: Cross multiply
    2,948.26x = 4,419.69 × 2,691.45
  4. Step 4: Simplify right side
    2,948.26x = 11,895,374.65
  5. Step 5: Solve for x
    x = 11,895,374.65/2,948.26
  6. Step 6: Final answer
    x = 4,034.71

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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.