Home / 2,843.12-4,279.76-2,027.04

Finding the Fourth Proportional to 2,843.12, 4,279.76 and 2,027.04

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Solution

The fourth proportional to 2,843.12, 4,279.76 and 2,027.04 is: 3,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.12 : 4,279.76 = 2,027.04 : x
  2. Step 2: Convert to fraction form
    2,843.12/4,279.76 = 2,027.04/x
  3. Step 3: Cross multiply
    2,843.12x = 4,279.76 × 2,027.04
  4. Step 4: Simplify right side
    2,843.12x = 8,675,244.71
  5. Step 5: Solve for x
    x = 8,675,244.71/2,843.12
  6. Step 6: Final answer
    x = 3,051.31

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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.