Home / 1,844.30-2,542.46-1,319.42

Finding the Fourth Proportional to 1,844.30, 2,542.46 and 1,319.42

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Solution

The fourth proportional to 1,844.30, 2,542.46 and 1,319.42 is: 1,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.30 : 2,542.46 = 1,319.42 : x
  2. Step 2: Convert to fraction form
    1,844.30/2,542.46 = 1,319.42/x
  3. Step 3: Cross multiply
    1,844.30x = 2,542.46 × 1,319.42
  4. Step 4: Simplify right side
    1,844.30x = 3,354,572.57
  5. Step 5: Solve for x
    x = 3,354,572.57/1,844.30
  6. Step 6: Final answer
    x = 1,818.89

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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.