Home / 2,469.70-3,704.64-1,082.35

Finding the Fourth Proportional to 2,469.70, 3,704.64 and 1,082.35

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Solution

The fourth proportional to 2,469.70, 3,704.64 and 1,082.35 is: 1,623.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.70 : 3,704.64 = 1,082.35 : x
  2. Step 2: Convert to fraction form
    2,469.70/3,704.64 = 1,082.35/x
  3. Step 3: Cross multiply
    2,469.70x = 3,704.64 × 1,082.35
  4. Step 4: Simplify right side
    2,469.70x = 4,009,698.58
  5. Step 5: Solve for x
    x = 4,009,698.58/2,469.70
  6. Step 6: Final answer
    x = 1,623.56

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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.