Home / 2,741.13-4,114.13-1,281.11

Finding the Fourth Proportional to 2,741.13, 4,114.13 and 1,281.11

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Solution

The fourth proportional to 2,741.13, 4,114.13 and 1,281.11 is: 1,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.13 : 4,114.13 = 1,281.11 : x
  2. Step 2: Convert to fraction form
    2,741.13/4,114.13 = 1,281.11/x
  3. Step 3: Cross multiply
    2,741.13x = 4,114.13 × 1,281.11
  4. Step 4: Simplify right side
    2,741.13x = 5,270,626.11
  5. Step 5: Solve for x
    x = 5,270,626.11/2,741.13
  6. Step 6: Final answer
    x = 1,922.79

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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.