Home / 3,551.38-5,325.19-1,576.15

Finding the Fourth Proportional to 3,551.38, 5,325.19 and 1,576.15

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Solution

The fourth proportional to 3,551.38, 5,325.19 and 1,576.15 is: 2,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.38 : 5,325.19 = 1,576.15 : x
  2. Step 2: Convert to fraction form
    3,551.38/5,325.19 = 1,576.15/x
  3. Step 3: Cross multiply
    3,551.38x = 5,325.19 × 1,576.15
  4. Step 4: Simplify right side
    3,551.38x = 8,393,272.37
  5. Step 5: Solve for x
    x = 8,393,272.37/3,551.38
  6. Step 6: Final answer
    x = 2,363.39

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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.