Home / 3,831.33-5,742.19-1,637.48

Finding the Fourth Proportional to 3,831.33, 5,742.19 and 1,637.48

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Solution

The fourth proportional to 3,831.33, 5,742.19 and 1,637.48 is: 2,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.33 : 5,742.19 = 1,637.48 : x
  2. Step 2: Convert to fraction form
    3,831.33/5,742.19 = 1,637.48/x
  3. Step 3: Cross multiply
    3,831.33x = 5,742.19 × 1,637.48
  4. Step 4: Simplify right side
    3,831.33x = 9,402,737.68
  5. Step 5: Solve for x
    x = 9,402,737.68/3,831.33
  6. Step 6: Final answer
    x = 2,454.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.