Home / 2,540.26-3,502.20-1,831.51

Finding the Fourth Proportional to 2,540.26, 3,502.20 and 1,831.51

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Solution

The fourth proportional to 2,540.26, 3,502.20 and 1,831.51 is: 2,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.26 : 3,502.20 = 1,831.51 : x
  2. Step 2: Convert to fraction form
    2,540.26/3,502.20 = 1,831.51/x
  3. Step 3: Cross multiply
    2,540.26x = 3,502.20 × 1,831.51
  4. Step 4: Simplify right side
    2,540.26x = 6,414,314.32
  5. Step 5: Solve for x
    x = 6,414,314.32/2,540.26
  6. Step 6: Final answer
    x = 2,525.06

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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.