Home / 10,370.03-15,552.15-2,871.78

Finding the Fourth Proportional to 10,370.03, 15,552.15 and 2,871.78

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Solution

The fourth proportional to 10,370.03, 15,552.15 and 2,871.78 is: 4,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.03 : 15,552.15 = 2,871.78 : x
  2. Step 2: Convert to fraction form
    10,370.03/15,552.15 = 2,871.78/x
  3. Step 3: Cross multiply
    10,370.03x = 15,552.15 × 2,871.78
  4. Step 4: Simplify right side
    10,370.03x = 44,662,353.33
  5. Step 5: Solve for x
    x = 44,662,353.33/10,370.03
  6. Step 6: Final answer
    x = 4,306.87

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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.