Home / 4,143.20-6,223.03-2,480.54

Finding the Fourth Proportional to 4,143.20, 6,223.03 and 2,480.54

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Solution

The fourth proportional to 4,143.20, 6,223.03 and 2,480.54 is: 3,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.20 : 6,223.03 = 2,480.54 : x
  2. Step 2: Convert to fraction form
    4,143.20/6,223.03 = 2,480.54/x
  3. Step 3: Cross multiply
    4,143.20x = 6,223.03 × 2,480.54
  4. Step 4: Simplify right side
    4,143.20x = 15,436,474.84
  5. Step 5: Solve for x
    x = 15,436,474.84/4,143.20
  6. Step 6: Final answer
    x = 3,725.74

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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.