Home / 3,397.92-5,095.20-1,206.34

Finding the Fourth Proportional to 3,397.92, 5,095.20 and 1,206.34

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Solution

The fourth proportional to 3,397.92, 5,095.20 and 1,206.34 is: 1,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.92 : 5,095.20 = 1,206.34 : x
  2. Step 2: Convert to fraction form
    3,397.92/5,095.20 = 1,206.34/x
  3. Step 3: Cross multiply
    3,397.92x = 5,095.20 × 1,206.34
  4. Step 4: Simplify right side
    3,397.92x = 6,146,543.57
  5. Step 5: Solve for x
    x = 6,146,543.57/3,397.92
  6. Step 6: Final answer
    x = 1,808.91

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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.