Home / 4,028.70-5,561.55-2,701.92

Finding the Fourth Proportional to 4,028.70, 5,561.55 and 2,701.92

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Solution

The fourth proportional to 4,028.70, 5,561.55 and 2,701.92 is: 3,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.70 : 5,561.55 = 2,701.92 : x
  2. Step 2: Convert to fraction form
    4,028.70/5,561.55 = 2,701.92/x
  3. Step 3: Cross multiply
    4,028.70x = 5,561.55 × 2,701.92
  4. Step 4: Simplify right side
    4,028.70x = 15,026,863.18
  5. Step 5: Solve for x
    x = 15,026,863.18/4,028.70
  6. Step 6: Final answer
    x = 3,729.95

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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.