Home / 1,704.67-2,557.91-1,293.70

Finding the Fourth Proportional to 1,704.67, 2,557.91 and 1,293.70

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Solution

The fourth proportional to 1,704.67, 2,557.91 and 1,293.70 is: 1,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.67 : 2,557.91 = 1,293.70 : x
  2. Step 2: Convert to fraction form
    1,704.67/2,557.91 = 1,293.70/x
  3. Step 3: Cross multiply
    1,704.67x = 2,557.91 × 1,293.70
  4. Step 4: Simplify right side
    1,704.67x = 3,309,168.17
  5. Step 5: Solve for x
    x = 3,309,168.17/1,704.67
  6. Step 6: Final answer
    x = 1,941.24

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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.