Home / 3,831.28-5,741.60-1,746.19

Finding the Fourth Proportional to 3,831.28, 5,741.60 and 1,746.19

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Solution

The fourth proportional to 3,831.28, 5,741.60 and 1,746.19 is: 2,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.28 : 5,741.60 = 1,746.19 : x
  2. Step 2: Convert to fraction form
    3,831.28/5,741.60 = 1,746.19/x
  3. Step 3: Cross multiply
    3,831.28x = 5,741.60 × 1,746.19
  4. Step 4: Simplify right side
    3,831.28x = 10,025,900.48
  5. Step 5: Solve for x
    x = 10,025,900.48/3,831.28
  6. Step 6: Final answer
    x = 2,616.86

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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.