Home / 3,673.28-5,068.58-2,180.66

Finding the Fourth Proportional to 3,673.28, 5,068.58 and 2,180.66

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Solution

The fourth proportional to 3,673.28, 5,068.58 and 2,180.66 is: 3,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.28 : 5,068.58 = 2,180.66 : x
  2. Step 2: Convert to fraction form
    3,673.28/5,068.58 = 2,180.66/x
  3. Step 3: Cross multiply
    3,673.28x = 5,068.58 × 2,180.66
  4. Step 4: Simplify right side
    3,673.28x = 11,052,813.42
  5. Step 5: Solve for x
    x = 11,052,813.42/3,673.28
  6. Step 6: Final answer
    x = 3,008.97

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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.