Home / 2,265.40-3,397.06-704.94

Finding the Fourth Proportional to 2,265.40, 3,397.06 and 704.94

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Solution

The fourth proportional to 2,265.40, 3,397.06 and 704.94 is: 1,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.40 : 3,397.06 = 704.94 : x
  2. Step 2: Convert to fraction form
    2,265.40/3,397.06 = 704.94/x
  3. Step 3: Cross multiply
    2,265.40x = 3,397.06 × 704.94
  4. Step 4: Simplify right side
    2,265.40x = 2,394,719.95
  5. Step 5: Solve for x
    x = 2,394,719.95/2,265.40
  6. Step 6: Final answer
    x = 1,057.09

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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.