Home / 2,046.54-2,824.21-1,115.04

Finding the Fourth Proportional to 2,046.54, 2,824.21 and 1,115.04

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Solution

The fourth proportional to 2,046.54, 2,824.21 and 1,115.04 is: 1,538.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.54 : 2,824.21 = 1,115.04 : x
  2. Step 2: Convert to fraction form
    2,046.54/2,824.21 = 1,115.04/x
  3. Step 3: Cross multiply
    2,046.54x = 2,824.21 × 1,115.04
  4. Step 4: Simplify right side
    2,046.54x = 3,149,107.12
  5. Step 5: Solve for x
    x = 3,149,107.12/2,046.54
  6. Step 6: Final answer
    x = 1,538.75

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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.