Home / 3,143.61-4,708.80-2,523.96

Finding the Fourth Proportional to 3,143.61, 4,708.80 and 2,523.96

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Solution

The fourth proportional to 3,143.61, 4,708.80 and 2,523.96 is: 3,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.61 : 4,708.80 = 2,523.96 : x
  2. Step 2: Convert to fraction form
    3,143.61/4,708.80 = 2,523.96/x
  3. Step 3: Cross multiply
    3,143.61x = 4,708.80 × 2,523.96
  4. Step 4: Simplify right side
    3,143.61x = 11,884,822.85
  5. Step 5: Solve for x
    x = 11,884,822.85/3,143.61
  6. Step 6: Final answer
    x = 3,780.63

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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.