Home / 10,014.28-13,819.15-5,537.73

Finding the Fourth Proportional to 10,014.28, 13,819.15 and 5,537.73

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Solution

The fourth proportional to 10,014.28, 13,819.15 and 5,537.73 is: 7,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.28 : 13,819.15 = 5,537.73 : x
  2. Step 2: Convert to fraction form
    10,014.28/13,819.15 = 5,537.73/x
  3. Step 3: Cross multiply
    10,014.28x = 13,819.15 × 5,537.73
  4. Step 4: Simplify right side
    10,014.28x = 76,526,721.53
  5. Step 5: Solve for x
    x = 76,526,721.53/10,014.28
  6. Step 6: Final answer
    x = 7,641.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.