Home / 5,274.60-7,277.49-3,679.53

Finding the Fourth Proportional to 5,274.60, 7,277.49 and 3,679.53

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Solution

The fourth proportional to 5,274.60, 7,277.49 and 3,679.53 is: 5,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.60 : 7,277.49 = 3,679.53 : x
  2. Step 2: Convert to fraction form
    5,274.60/7,277.49 = 3,679.53/x
  3. Step 3: Cross multiply
    5,274.60x = 7,277.49 × 3,679.53
  4. Step 4: Simplify right side
    5,274.60x = 26,777,742.78
  5. Step 5: Solve for x
    x = 26,777,742.78/5,274.60
  6. Step 6: Final answer
    x = 5,076.73

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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.