Home / 2,318.04-3,198.92-1,270.08

Finding the Fourth Proportional to 2,318.04, 3,198.92 and 1,270.08

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Solution

The fourth proportional to 2,318.04, 3,198.92 and 1,270.08 is: 1,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.04 : 3,198.92 = 1,270.08 : x
  2. Step 2: Convert to fraction form
    2,318.04/3,198.92 = 1,270.08/x
  3. Step 3: Cross multiply
    2,318.04x = 3,198.92 × 1,270.08
  4. Step 4: Simplify right side
    2,318.04x = 4,062,884.31
  5. Step 5: Solve for x
    x = 4,062,884.31/2,318.04
  6. Step 6: Final answer
    x = 1,752.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.