Home / 2,588.28-3,883.70-1,028.24

Finding the Fourth Proportional to 2,588.28, 3,883.70 and 1,028.24

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Solution

The fourth proportional to 2,588.28, 3,883.70 and 1,028.24 is: 1,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.28 : 3,883.70 = 1,028.24 : x
  2. Step 2: Convert to fraction form
    2,588.28/3,883.70 = 1,028.24/x
  3. Step 3: Cross multiply
    2,588.28x = 3,883.70 × 1,028.24
  4. Step 4: Simplify right side
    2,588.28x = 3,993,375.69
  5. Step 5: Solve for x
    x = 3,993,375.69/2,588.28
  6. Step 6: Final answer
    x = 1,542.87

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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.