Home / 3,831.03-5,746.68-1,198.77

Finding the Fourth Proportional to 3,831.03, 5,746.68 and 1,198.77

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Solution

The fourth proportional to 3,831.03, 5,746.68 and 1,198.77 is: 1,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.03 : 5,746.68 = 1,198.77 : x
  2. Step 2: Convert to fraction form
    3,831.03/5,746.68 = 1,198.77/x
  3. Step 3: Cross multiply
    3,831.03x = 5,746.68 × 1,198.77
  4. Step 4: Simplify right side
    3,831.03x = 6,888,947.58
  5. Step 5: Solve for x
    x = 6,888,947.58/3,831.03
  6. Step 6: Final answer
    x = 1,798.20

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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.