Home / 2,446.03-3,375.48-1,383.78

Finding the Fourth Proportional to 2,446.03, 3,375.48 and 1,383.78

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Solution

The fourth proportional to 2,446.03, 3,375.48 and 1,383.78 is: 1,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.03 : 3,375.48 = 1,383.78 : x
  2. Step 2: Convert to fraction form
    2,446.03/3,375.48 = 1,383.78/x
  3. Step 3: Cross multiply
    2,446.03x = 3,375.48 × 1,383.78
  4. Step 4: Simplify right side
    2,446.03x = 4,670,921.71
  5. Step 5: Solve for x
    x = 4,670,921.71/2,446.03
  6. Step 6: Final answer
    x = 1,909.59

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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.