Home / 3,766.66-5,198.16-2,351.18

Finding the Fourth Proportional to 3,766.66, 5,198.16 and 2,351.18

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Solution

The fourth proportional to 3,766.66, 5,198.16 and 2,351.18 is: 3,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.66 : 5,198.16 = 2,351.18 : x
  2. Step 2: Convert to fraction form
    3,766.66/5,198.16 = 2,351.18/x
  3. Step 3: Cross multiply
    3,766.66x = 5,198.16 × 2,351.18
  4. Step 4: Simplify right side
    3,766.66x = 12,221,831.64
  5. Step 5: Solve for x
    x = 12,221,831.64/3,766.66
  6. Step 6: Final answer
    x = 3,244.74

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1.5x scale

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.