Home / 2,044.18-2,820.98-1,112.68

Finding the Fourth Proportional to 2,044.18, 2,820.98 and 1,112.68

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Solution

The fourth proportional to 2,044.18, 2,820.98 and 1,112.68 is: 1,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.18 : 2,820.98 = 1,112.68 : x
  2. Step 2: Convert to fraction form
    2,044.18/2,820.98 = 1,112.68/x
  3. Step 3: Cross multiply
    2,044.18x = 2,820.98 × 1,112.68
  4. Step 4: Simplify right side
    2,044.18x = 3,138,848.03
  5. Step 5: Solve for x
    x = 3,138,848.03/2,044.18
  6. Step 6: Final answer
    x = 1,535.50

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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.