Home / 10,299.66-15,449.31-2,508.54

Finding the Fourth Proportional to 10,299.66, 15,449.31 and 2,508.54

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Solution

The fourth proportional to 10,299.66, 15,449.31 and 2,508.54 is: 3,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.66 : 15,449.31 = 2,508.54 : x
  2. Step 2: Convert to fraction form
    10,299.66/15,449.31 = 2,508.54/x
  3. Step 3: Cross multiply
    10,299.66x = 15,449.31 × 2,508.54
  4. Step 4: Simplify right side
    10,299.66x = 38,755,212.11
  5. Step 5: Solve for x
    x = 38,755,212.11/10,299.66
  6. Step 6: Final answer
    x = 3,762.77

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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.