Home / 3,576.29-5,358.49-2,531.12

Finding the Fourth Proportional to 3,576.29, 5,358.49 and 2,531.12

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Solution

The fourth proportional to 3,576.29, 5,358.49 and 2,531.12 is: 3,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.29 : 5,358.49 = 2,531.12 : x
  2. Step 2: Convert to fraction form
    3,576.29/5,358.49 = 2,531.12/x
  3. Step 3: Cross multiply
    3,576.29x = 5,358.49 × 2,531.12
  4. Step 4: Simplify right side
    3,576.29x = 13,562,948.09
  5. Step 5: Solve for x
    x = 13,562,948.09/3,576.29
  6. Step 6: Final answer
    x = 3,792.47

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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.