Home / 2,044.13-2,820.92-1,112.63

Finding the Fourth Proportional to 2,044.13, 2,820.92 and 1,112.63

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Solution

The fourth proportional to 2,044.13, 2,820.92 and 1,112.63 is: 1,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.13 : 2,820.92 = 1,112.63 : x
  2. Step 2: Convert to fraction form
    2,044.13/2,820.92 = 1,112.63/x
  3. Step 3: Cross multiply
    2,044.13x = 2,820.92 × 1,112.63
  4. Step 4: Simplify right side
    2,044.13x = 3,138,620.55
  5. Step 5: Solve for x
    x = 3,138,620.55/2,044.13
  6. Step 6: Final answer
    x = 1,535.43

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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.