Home / 2,912.13-4,363.74-1,452.11

Finding the Fourth Proportional to 2,912.13, 4,363.74 and 1,452.11

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Solution

The fourth proportional to 2,912.13, 4,363.74 and 1,452.11 is: 2,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.13 : 4,363.74 = 1,452.11 : x
  2. Step 2: Convert to fraction form
    2,912.13/4,363.74 = 1,452.11/x
  3. Step 3: Cross multiply
    2,912.13x = 4,363.74 × 1,452.11
  4. Step 4: Simplify right side
    2,912.13x = 6,336,608.67
  5. Step 5: Solve for x
    x = 6,336,608.67/2,912.13
  6. Step 6: Final answer
    x = 2,175.94

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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.