Home / 4,255.40-5,872.68-2,488.04

Finding the Fourth Proportional to 4,255.40, 5,872.68 and 2,488.04

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Solution

The fourth proportional to 4,255.40, 5,872.68 and 2,488.04 is: 3,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.40 : 5,872.68 = 2,488.04 : x
  2. Step 2: Convert to fraction form
    4,255.40/5,872.68 = 2,488.04/x
  3. Step 3: Cross multiply
    4,255.40x = 5,872.68 × 2,488.04
  4. Step 4: Simplify right side
    4,255.40x = 14,611,462.75
  5. Step 5: Solve for x
    x = 14,611,462.75/4,255.40
  6. Step 6: Final answer
    x = 3,433.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.