Home / 3,946.13-5,919.89-1,348.46

Finding the Fourth Proportional to 3,946.13, 5,919.89 and 1,348.46

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Solution

The fourth proportional to 3,946.13, 5,919.89 and 1,348.46 is: 2,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.13 : 5,919.89 = 1,348.46 : x
  2. Step 2: Convert to fraction form
    3,946.13/5,919.89 = 1,348.46/x
  3. Step 3: Cross multiply
    3,946.13x = 5,919.89 × 1,348.46
  4. Step 4: Simplify right side
    3,946.13x = 7,982,734.87
  5. Step 5: Solve for x
    x = 7,982,734.87/3,946.13
  6. Step 6: Final answer
    x = 2,022.93

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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.