Home / 2,044.14-2,821.52-1,205.12

Finding the Fourth Proportional to 2,044.14, 2,821.52 and 1,205.12

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Solution

The fourth proportional to 2,044.14, 2,821.52 and 1,205.12 is: 1,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.14 : 2,821.52 = 1,205.12 : x
  2. Step 2: Convert to fraction form
    2,044.14/2,821.52 = 1,205.12/x
  3. Step 3: Cross multiply
    2,044.14x = 2,821.52 × 1,205.12
  4. Step 4: Simplify right side
    2,044.14x = 3,400,269.67
  5. Step 5: Solve for x
    x = 3,400,269.67/2,044.14
  6. Step 6: Final answer
    x = 1,663.42

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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.