Home / 2,842.22-4,265.76-1,112.06

Finding the Fourth Proportional to 2,842.22, 4,265.76 and 1,112.06

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Solution

The fourth proportional to 2,842.22, 4,265.76 and 1,112.06 is: 1,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.22 : 4,265.76 = 1,112.06 : x
  2. Step 2: Convert to fraction form
    2,842.22/4,265.76 = 1,112.06/x
  3. Step 3: Cross multiply
    2,842.22x = 4,265.76 × 1,112.06
  4. Step 4: Simplify right side
    2,842.22x = 4,743,781.07
  5. Step 5: Solve for x
    x = 4,743,781.07/2,842.22
  6. Step 6: Final answer
    x = 1,669.04

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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.