Home / 2,798.27-4,195.97-1,043.20

Finding the Fourth Proportional to 2,798.27, 4,195.97 and 1,043.20

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Solution

The fourth proportional to 2,798.27, 4,195.97 and 1,043.20 is: 1,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.27 : 4,195.97 = 1,043.20 : x
  2. Step 2: Convert to fraction form
    2,798.27/4,195.97 = 1,043.20/x
  3. Step 3: Cross multiply
    2,798.27x = 4,195.97 × 1,043.20
  4. Step 4: Simplify right side
    2,798.27x = 4,377,209.71
  5. Step 5: Solve for x
    x = 4,377,209.71/2,798.27
  6. Step 6: Final answer
    x = 1,564.26

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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.