Home / 1,704.24-2,351.70-1,040.85

Finding the Fourth Proportional to 1,704.24, 2,351.70 and 1,040.85

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Solution

The fourth proportional to 1,704.24, 2,351.70 and 1,040.85 is: 1,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.24 : 2,351.70 = 1,040.85 : x
  2. Step 2: Convert to fraction form
    1,704.24/2,351.70 = 1,040.85/x
  3. Step 3: Cross multiply
    1,704.24x = 2,351.70 × 1,040.85
  4. Step 4: Simplify right side
    1,704.24x = 2,447,766.95
  5. Step 5: Solve for x
    x = 2,447,766.95/1,704.24
  6. Step 6: Final answer
    x = 1,436.28

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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.