Home / 2,312.43-3,468.57-581.04

Finding the Fourth Proportional to 2,312.43, 3,468.57 and 581.04

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Solution

The fourth proportional to 2,312.43, 3,468.57 and 581.04 is: 871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.43 : 3,468.57 = 581.04 : x
  2. Step 2: Convert to fraction form
    2,312.43/3,468.57 = 581.04/x
  3. Step 3: Cross multiply
    2,312.43x = 3,468.57 × 581.04
  4. Step 4: Simplify right side
    2,312.43x = 2,015,377.91
  5. Step 5: Solve for x
    x = 2,015,377.91/2,312.43
  6. Step 6: Final answer
    x = 871.54

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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.