Home / 5,371.07-8,057.57-1,672.43

Finding the Fourth Proportional to 5,371.07, 8,057.57 and 1,672.43

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Solution

The fourth proportional to 5,371.07, 8,057.57 and 1,672.43 is: 2,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.07 : 8,057.57 = 1,672.43 : x
  2. Step 2: Convert to fraction form
    5,371.07/8,057.57 = 1,672.43/x
  3. Step 3: Cross multiply
    5,371.07x = 8,057.57 × 1,672.43
  4. Step 4: Simplify right side
    5,371.07x = 13,475,673.15
  5. Step 5: Solve for x
    x = 13,475,673.15/5,371.07
  6. Step 6: Final answer
    x = 2,508.94

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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.