Home / 3,626.73-5,004.18-2,505.90

Finding the Fourth Proportional to 3,626.73, 5,004.18 and 2,505.90

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Solution

The fourth proportional to 3,626.73, 5,004.18 and 2,505.90 is: 3,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.73 : 5,004.18 = 2,505.90 : x
  2. Step 2: Convert to fraction form
    3,626.73/5,004.18 = 2,505.90/x
  3. Step 3: Cross multiply
    3,626.73x = 5,004.18 × 2,505.90
  4. Step 4: Simplify right side
    3,626.73x = 12,539,974.66
  5. Step 5: Solve for x
    x = 12,539,974.66/3,626.73
  6. Step 6: Final answer
    x = 3,457.65

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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.