Home / 4,081.02-6,138.81-3,683.58

Finding the Fourth Proportional to 4,081.02, 6,138.81 and 3,683.58

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Solution

The fourth proportional to 4,081.02, 6,138.81 and 3,683.58 is: 5,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.02 : 6,138.81 = 3,683.58 : x
  2. Step 2: Convert to fraction form
    4,081.02/6,138.81 = 3,683.58/x
  3. Step 3: Cross multiply
    4,081.02x = 6,138.81 × 3,683.58
  4. Step 4: Simplify right side
    4,081.02x = 22,612,797.74
  5. Step 5: Solve for x
    x = 22,612,797.74/4,081.02
  6. Step 6: Final answer
    x = 5,540.97

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1.5x scale

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.