Home / 2,740.26-3,781.54-1,498.26

Finding the Fourth Proportional to 2,740.26, 3,781.54 and 1,498.26

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Solution

The fourth proportional to 2,740.26, 3,781.54 and 1,498.26 is: 2,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.26 : 3,781.54 = 1,498.26 : x
  2. Step 2: Convert to fraction form
    2,740.26/3,781.54 = 1,498.26/x
  3. Step 3: Cross multiply
    2,740.26x = 3,781.54 × 1,498.26
  4. Step 4: Simplify right side
    2,740.26x = 5,665,730.12
  5. Step 5: Solve for x
    x = 5,665,730.12/2,740.26
  6. Step 6: Final answer
    x = 2,067.59

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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.