Home / 3,179.15-4,767.37-1,717.91

Finding the Fourth Proportional to 3,179.15, 4,767.37 and 1,717.91

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Solution

The fourth proportional to 3,179.15, 4,767.37 and 1,717.91 is: 2,576.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.15 : 4,767.37 = 1,717.91 : x
  2. Step 2: Convert to fraction form
    3,179.15/4,767.37 = 1,717.91/x
  3. Step 3: Cross multiply
    3,179.15x = 4,767.37 × 1,717.91
  4. Step 4: Simplify right side
    3,179.15x = 8,189,902.83
  5. Step 5: Solve for x
    x = 8,189,902.83/3,179.15
  6. Step 6: Final answer
    x = 2,576.13

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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.