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Finding the Fourth Proportional to 2,446.00, 3,669.10 and 886.34

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Solution

The fourth proportional to 2,446.00, 3,669.10 and 886.34 is: 1,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.00 : 3,669.10 = 886.34 : x
  2. Step 2: Convert to fraction form
    2,446.00/3,669.10 = 886.34/x
  3. Step 3: Cross multiply
    2,446.00x = 3,669.10 × 886.34
  4. Step 4: Simplify right side
    2,446.00x = 3,252,077.05
  5. Step 5: Solve for x
    x = 3,252,077.05/2,446.00
  6. Step 6: Final answer
    x = 1,329.55

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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.