Home / 2,250.54-3,378.24-1,791.28

Finding the Fourth Proportional to 2,250.54, 3,378.24 and 1,791.28

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Solution

The fourth proportional to 2,250.54, 3,378.24 and 1,791.28 is: 2,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.54 : 3,378.24 = 1,791.28 : x
  2. Step 2: Convert to fraction form
    2,250.54/3,378.24 = 1,791.28/x
  3. Step 3: Cross multiply
    2,250.54x = 3,378.24 × 1,791.28
  4. Step 4: Simplify right side
    2,250.54x = 6,051,373.75
  5. Step 5: Solve for x
    x = 6,051,373.75/2,250.54
  6. Step 6: Final answer
    x = 2,688.85

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1.5x scale

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.