Home / 3,679.52-5,076.11-2,418.95

Finding the Fourth Proportional to 3,679.52, 5,076.11 and 2,418.95

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Solution

The fourth proportional to 3,679.52, 5,076.11 and 2,418.95 is: 3,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.52 : 5,076.11 = 2,418.95 : x
  2. Step 2: Convert to fraction form
    3,679.52/5,076.11 = 2,418.95/x
  3. Step 3: Cross multiply
    3,679.52x = 5,076.11 × 2,418.95
  4. Step 4: Simplify right side
    3,679.52x = 12,278,818.81
  5. Step 5: Solve for x
    x = 12,278,818.81/3,679.52
  6. Step 6: Final answer
    x = 3,337.08

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1.5x scale

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.