Home / 2,946.62-4,419.79-1,143.27

Finding the Fourth Proportional to 2,946.62, 4,419.79 and 1,143.27

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Solution

The fourth proportional to 2,946.62, 4,419.79 and 1,143.27 is: 1,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.62 : 4,419.79 = 1,143.27 : x
  2. Step 2: Convert to fraction form
    2,946.62/4,419.79 = 1,143.27/x
  3. Step 3: Cross multiply
    2,946.62x = 4,419.79 × 1,143.27
  4. Step 4: Simplify right side
    2,946.62x = 5,053,010.46
  5. Step 5: Solve for x
    x = 5,053,010.46/2,946.62
  6. Step 6: Final answer
    x = 1,714.85

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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.