Home / 2,306.10-3,450.62-1,382.30

Finding the Fourth Proportional to 2,306.10, 3,450.62 and 1,382.30

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Solution

The fourth proportional to 2,306.10, 3,450.62 and 1,382.30 is: 2,068.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.10 : 3,450.62 = 1,382.30 : x
  2. Step 2: Convert to fraction form
    2,306.10/3,450.62 = 1,382.30/x
  3. Step 3: Cross multiply
    2,306.10x = 3,450.62 × 1,382.30
  4. Step 4: Simplify right side
    2,306.10x = 4,769,792.03
  5. Step 5: Solve for x
    x = 4,769,792.03/2,306.10
  6. Step 6: Final answer
    x = 2,068.34

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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.