Home / 10,342.88-15,514.14-2,551.70

Finding the Fourth Proportional to 10,342.88, 15,514.14 and 2,551.70

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Solution

The fourth proportional to 10,342.88, 15,514.14 and 2,551.70 is: 3,827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.88 : 15,514.14 = 2,551.70 : x
  2. Step 2: Convert to fraction form
    10,342.88/15,514.14 = 2,551.70/x
  3. Step 3: Cross multiply
    10,342.88x = 15,514.14 × 2,551.70
  4. Step 4: Simplify right side
    10,342.88x = 39,587,431.04
  5. Step 5: Solve for x
    x = 39,587,431.04/10,342.88
  6. Step 6: Final answer
    x = 3,827.51

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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.