Home / 3,683.22-5,081.04-2,190.66

Finding the Fourth Proportional to 3,683.22, 5,081.04 and 2,190.66

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Solution

The fourth proportional to 3,683.22, 5,081.04 and 2,190.66 is: 3,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.22 : 5,081.04 = 2,190.66 : x
  2. Step 2: Convert to fraction form
    3,683.22/5,081.04 = 2,190.66/x
  3. Step 3: Cross multiply
    3,683.22x = 5,081.04 × 2,190.66
  4. Step 4: Simplify right side
    3,683.22x = 11,130,831.09
  5. Step 5: Solve for x
    x = 11,130,831.09/3,683.22
  6. Step 6: Final answer
    x = 3,022.04

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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.