Home / 10,343.13-15,514.70-2,551.95

Finding the Fourth Proportional to 10,343.13, 15,514.70 and 2,551.95

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Solution

The fourth proportional to 10,343.13, 15,514.70 and 2,551.95 is: 3,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.13 : 15,514.70 = 2,551.95 : x
  2. Step 2: Convert to fraction form
    10,343.13/15,514.70 = 2,551.95/x
  3. Step 3: Cross multiply
    10,343.13x = 15,514.70 × 2,551.95
  4. Step 4: Simplify right side
    10,343.13x = 39,592,738.67
  5. Step 5: Solve for x
    x = 39,592,738.67/10,343.13
  6. Step 6: Final answer
    x = 3,827.93

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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.