Home / 4,123.79-5,690.84-2,446.03

Finding the Fourth Proportional to 4,123.79, 5,690.84 and 2,446.03

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Solution

The fourth proportional to 4,123.79, 5,690.84 and 2,446.03 is: 3,375.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.79 : 5,690.84 = 2,446.03 : x
  2. Step 2: Convert to fraction form
    4,123.79/5,690.84 = 2,446.03/x
  3. Step 3: Cross multiply
    4,123.79x = 5,690.84 × 2,446.03
  4. Step 4: Simplify right side
    4,123.79x = 13,919,974.01
  5. Step 5: Solve for x
    x = 13,919,974.01/4,123.79
  6. Step 6: Final answer
    x = 3,375.53

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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.