Home / 10,449.32-14,419.36-5,732.68

Finding the Fourth Proportional to 10,449.32, 14,419.36 and 5,732.68

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Solution

The fourth proportional to 10,449.32, 14,419.36 and 5,732.68 is: 7,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.32 : 14,419.36 = 5,732.68 : x
  2. Step 2: Convert to fraction form
    10,449.32/14,419.36 = 5,732.68/x
  3. Step 3: Cross multiply
    10,449.32x = 14,419.36 × 5,732.68
  4. Step 4: Simplify right side
    10,449.32x = 82,661,576.68
  5. Step 5: Solve for x
    x = 82,661,576.68/10,449.32
  6. Step 6: Final answer
    x = 7,910.71

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