Home / 3,626.31-5,435.61-2,305.91

Finding the Fourth Proportional to 3,626.31, 5,435.61 and 2,305.91

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Solution

The fourth proportional to 3,626.31, 5,435.61 and 2,305.91 is: 3,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.31 : 5,435.61 = 2,305.91 : x
  2. Step 2: Convert to fraction form
    3,626.31/5,435.61 = 2,305.91/x
  3. Step 3: Cross multiply
    3,626.31x = 5,435.61 × 2,305.91
  4. Step 4: Simplify right side
    3,626.31x = 12,534,036.57
  5. Step 5: Solve for x
    x = 12,534,036.57/3,626.31
  6. Step 6: Final answer
    x = 3,456.42

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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.