Home / 2,751.20-4,125.13-1,083.34

Finding the Fourth Proportional to 2,751.20, 4,125.13 and 1,083.34

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Solution

The fourth proportional to 2,751.20, 4,125.13 and 1,083.34 is: 1,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.20 : 4,125.13 = 1,083.34 : x
  2. Step 2: Convert to fraction form
    2,751.20/4,125.13 = 1,083.34/x
  3. Step 3: Cross multiply
    2,751.20x = 4,125.13 × 1,083.34
  4. Step 4: Simplify right side
    2,751.20x = 4,468,918.33
  5. Step 5: Solve for x
    x = 4,468,918.33/2,751.20
  6. Step 6: Final answer
    x = 1,624.35

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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.