Home / 3,954.60-5,444.55-3,113.82

Finding the Fourth Proportional to 3,954.60, 5,444.55 and 3,113.82

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Solution

The fourth proportional to 3,954.60, 5,444.55 and 3,113.82 is: 4,286.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.60 : 5,444.55 = 3,113.82 : x
  2. Step 2: Convert to fraction form
    3,954.60/5,444.55 = 3,113.82/x
  3. Step 3: Cross multiply
    3,954.60x = 5,444.55 × 3,113.82
  4. Step 4: Simplify right side
    3,954.60x = 16,953,348.68
  5. Step 5: Solve for x
    x = 16,953,348.68/3,954.60
  6. Step 6: Final answer
    x = 4,286.99

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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.