Home / 1,831.22-2,524.82-1,565.18

Finding the Fourth Proportional to 1,831.22, 2,524.82 and 1,565.18

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Solution

The fourth proportional to 1,831.22, 2,524.82 and 1,565.18 is: 2,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.22 : 2,524.82 = 1,565.18 : x
  2. Step 2: Convert to fraction form
    1,831.22/2,524.82 = 1,565.18/x
  3. Step 3: Cross multiply
    1,831.22x = 2,524.82 × 1,565.18
  4. Step 4: Simplify right side
    1,831.22x = 3,951,797.77
  5. Step 5: Solve for x
    x = 3,951,797.77/1,831.22
  6. Step 6: Final answer
    x = 2,158.01

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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.