Home / 10,183.41-15,275.16-5,254.56

Finding the Fourth Proportional to 10,183.41, 15,275.16 and 5,254.56

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Solution

The fourth proportional to 10,183.41, 15,275.16 and 5,254.56 is: 7,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.41 : 15,275.16 = 5,254.56 : x
  2. Step 2: Convert to fraction form
    10,183.41/15,275.16 = 5,254.56/x
  3. Step 3: Cross multiply
    10,183.41x = 15,275.16 × 5,254.56
  4. Step 4: Simplify right side
    10,183.41x = 80,264,244.73
  5. Step 5: Solve for x
    x = 80,264,244.73/10,183.41
  6. Step 6: Final answer
    x = 7,881.86

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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.