Home / 2,766.97-3,818.48-1,508.07

Finding the Fourth Proportional to 2,766.97, 3,818.48 and 1,508.07

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Solution

The fourth proportional to 2,766.97, 3,818.48 and 1,508.07 is: 2,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.97 : 3,818.48 = 1,508.07 : x
  2. Step 2: Convert to fraction form
    2,766.97/3,818.48 = 1,508.07/x
  3. Step 3: Cross multiply
    2,766.97x = 3,818.48 × 1,508.07
  4. Step 4: Simplify right side
    2,766.97x = 5,758,535.13
  5. Step 5: Solve for x
    x = 5,758,535.13/2,766.97
  6. Step 6: Final answer
    x = 2,081.17

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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.