Home / 3,605.06-4,976.70-2,428.04

Finding the Fourth Proportional to 3,605.06, 4,976.70 and 2,428.04

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Solution

The fourth proportional to 3,605.06, 4,976.70 and 2,428.04 is: 3,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.06 : 4,976.70 = 2,428.04 : x
  2. Step 2: Convert to fraction form
    3,605.06/4,976.70 = 2,428.04/x
  3. Step 3: Cross multiply
    3,605.06x = 4,976.70 × 2,428.04
  4. Step 4: Simplify right side
    3,605.06x = 12,083,626.67
  5. Step 5: Solve for x
    x = 12,083,626.67/3,605.06
  6. Step 6: Final answer
    x = 3,351.85

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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.