Home / 2,446.53-3,376.22-1,398.62

Finding the Fourth Proportional to 2,446.53, 3,376.22 and 1,398.62

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Solution

The fourth proportional to 2,446.53, 3,376.22 and 1,398.62 is: 1,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.53 : 3,376.22 = 1,398.62 : x
  2. Step 2: Convert to fraction form
    2,446.53/3,376.22 = 1,398.62/x
  3. Step 3: Cross multiply
    2,446.53x = 3,376.22 × 1,398.62
  4. Step 4: Simplify right side
    2,446.53x = 4,722,024.94
  5. Step 5: Solve for x
    x = 4,722,024.94/2,446.53
  6. Step 6: Final answer
    x = 1,930.09

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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.