Home / 2,028.62-2,799.21-1,132.25

Finding the Fourth Proportional to 2,028.62, 2,799.21 and 1,132.25

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Solution

The fourth proportional to 2,028.62, 2,799.21 and 1,132.25 is: 1,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.62 : 2,799.21 = 1,132.25 : x
  2. Step 2: Convert to fraction form
    2,028.62/2,799.21 = 1,132.25/x
  3. Step 3: Cross multiply
    2,028.62x = 2,799.21 × 1,132.25
  4. Step 4: Simplify right side
    2,028.62x = 3,169,391.53
  5. Step 5: Solve for x
    x = 3,169,391.53/2,028.62
  6. Step 6: Final answer
    x = 1,562.34

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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.