Home / 2,839.12-4,273.72-2,023.04

Finding the Fourth Proportional to 2,839.12, 4,273.72 and 2,023.04

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Solution

The fourth proportional to 2,839.12, 4,273.72 and 2,023.04 is: 3,045.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.12 : 4,273.72 = 2,023.04 : x
  2. Step 2: Convert to fraction form
    2,839.12/4,273.72 = 2,023.04/x
  3. Step 3: Cross multiply
    2,839.12x = 4,273.72 × 2,023.04
  4. Step 4: Simplify right side
    2,839.12x = 8,645,906.51
  5. Step 5: Solve for x
    x = 8,645,906.51/2,839.12
  6. Step 6: Final answer
    x = 3,045.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.