Home / 2,046.97-2,824.82-1,115.47

Finding the Fourth Proportional to 2,046.97, 2,824.82 and 1,115.47

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Solution

The fourth proportional to 2,046.97, 2,824.82 and 1,115.47 is: 1,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.97 : 2,824.82 = 1,115.47 : x
  2. Step 2: Convert to fraction form
    2,046.97/2,824.82 = 1,115.47/x
  3. Step 3: Cross multiply
    2,046.97x = 2,824.82 × 1,115.47
  4. Step 4: Simplify right side
    2,046.97x = 3,151,001.97
  5. Step 5: Solve for x
    x = 3,151,001.97/2,046.97
  6. Step 6: Final answer
    x = 1,539.35

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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.