Home / 10,581.72-15,874.29-4,341.48

Finding the Fourth Proportional to 10,581.72, 15,874.29 and 4,341.48

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Solution

The fourth proportional to 10,581.72, 15,874.29 and 4,341.48 is: 6,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.72 : 15,874.29 = 4,341.48 : x
  2. Step 2: Convert to fraction form
    10,581.72/15,874.29 = 4,341.48/x
  3. Step 3: Cross multiply
    10,581.72x = 15,874.29 × 4,341.48
  4. Step 4: Simplify right side
    10,581.72x = 68,917,912.55
  5. Step 5: Solve for x
    x = 68,917,912.55/10,581.72
  6. Step 6: Final answer
    x = 6,512.92

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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.