Home / 10,180.91-15,273.76-3,160.57

Finding the Fourth Proportional to 10,180.91, 15,273.76 and 3,160.57

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Solution

The fourth proportional to 10,180.91, 15,273.76 and 3,160.57 is: 4,741.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.91 : 15,273.76 = 3,160.57 : x
  2. Step 2: Convert to fraction form
    10,180.91/15,273.76 = 3,160.57/x
  3. Step 3: Cross multiply
    10,180.91x = 15,273.76 × 3,160.57
  4. Step 4: Simplify right side
    10,180.91x = 48,273,749.46
  5. Step 5: Solve for x
    x = 48,273,749.46/10,180.91
  6. Step 6: Final answer
    x = 4,741.59

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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.