Home / 10,344.40-15,514.25-2,948.69

Finding the Fourth Proportional to 10,344.40, 15,514.25 and 2,948.69

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Solution

The fourth proportional to 10,344.40, 15,514.25 and 2,948.69 is: 4,422.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.40 : 15,514.25 = 2,948.69 : x
  2. Step 2: Convert to fraction form
    10,344.40/15,514.25 = 2,948.69/x
  3. Step 3: Cross multiply
    10,344.40x = 15,514.25 × 2,948.69
  4. Step 4: Simplify right side
    10,344.40x = 45,746,713.83
  5. Step 5: Solve for x
    x = 45,746,713.83/10,344.40
  6. Step 6: Final answer
    x = 4,422.37

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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.