Home / 3,683.97-5,082.08-2,191.41

Finding the Fourth Proportional to 3,683.97, 5,082.08 and 2,191.41

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Solution

The fourth proportional to 3,683.97, 5,082.08 and 2,191.41 is: 3,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.97 : 5,082.08 = 2,191.41 : x
  2. Step 2: Convert to fraction form
    3,683.97/5,082.08 = 2,191.41/x
  3. Step 3: Cross multiply
    3,683.97x = 5,082.08 × 2,191.41
  4. Step 4: Simplify right side
    3,683.97x = 11,136,909.98
  5. Step 5: Solve for x
    x = 11,136,909.98/3,683.97
  6. Step 6: Final answer
    x = 3,023.07

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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.