Home / 3,167.85-4,371.62-1,751.52

Finding the Fourth Proportional to 3,167.85, 4,371.62 and 1,751.52

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Solution

The fourth proportional to 3,167.85, 4,371.62 and 1,751.52 is: 2,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.85 : 4,371.62 = 1,751.52 : x
  2. Step 2: Convert to fraction form
    3,167.85/4,371.62 = 1,751.52/x
  3. Step 3: Cross multiply
    3,167.85x = 4,371.62 × 1,751.52
  4. Step 4: Simplify right side
    3,167.85x = 7,656,971.10
  5. Step 5: Solve for x
    x = 7,656,971.10/3,167.85
  6. Step 6: Final answer
    x = 2,417.09

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Why These Related Problems?

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