Home / 2,751.17-4,125.69-2,167.31

Finding the Fourth Proportional to 2,751.17, 4,125.69 and 2,167.31

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Solution

The fourth proportional to 2,751.17, 4,125.69 and 2,167.31 is: 3,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.17 : 4,125.69 = 2,167.31 : x
  2. Step 2: Convert to fraction form
    2,751.17/4,125.69 = 2,167.31/x
  3. Step 3: Cross multiply
    2,751.17x = 4,125.69 × 2,167.31
  4. Step 4: Simplify right side
    2,751.17x = 8,941,649.19
  5. Step 5: Solve for x
    x = 8,941,649.19/2,751.17
  6. Step 6: Final answer
    x = 3,250.13

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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.