Home / 3,148.57-4,719.57-1,759.87

Finding the Fourth Proportional to 3,148.57, 4,719.57 and 1,759.87

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Solution

The fourth proportional to 3,148.57, 4,719.57 and 1,759.87 is: 2,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.57 : 4,719.57 = 1,759.87 : x
  2. Step 2: Convert to fraction form
    3,148.57/4,719.57 = 1,759.87/x
  3. Step 3: Cross multiply
    3,148.57x = 4,719.57 × 1,759.87
  4. Step 4: Simplify right side
    3,148.57x = 8,305,829.66
  5. Step 5: Solve for x
    x = 8,305,829.66/3,148.57
  6. Step 6: Final answer
    x = 2,637.97

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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.