Home / 1,704.20-2,351.22-1,083.56

Finding the Fourth Proportional to 1,704.20, 2,351.22 and 1,083.56

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Solution

The fourth proportional to 1,704.20, 2,351.22 and 1,083.56 is: 1,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.20 : 2,351.22 = 1,083.56 : x
  2. Step 2: Convert to fraction form
    1,704.20/2,351.22 = 1,083.56/x
  3. Step 3: Cross multiply
    1,704.20x = 2,351.22 × 1,083.56
  4. Step 4: Simplify right side
    1,704.20x = 2,547,687.94
  5. Step 5: Solve for x
    x = 2,547,687.94/1,704.20
  6. Step 6: Final answer
    x = 1,494.95

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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.