Home / 2,488.12-3,732.48-844.36

Finding the Fourth Proportional to 2,488.12, 3,732.48 and 844.36

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Solution

The fourth proportional to 2,488.12, 3,732.48 and 844.36 is: 1,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.12 : 3,732.48 = 844.36 : x
  2. Step 2: Convert to fraction form
    2,488.12/3,732.48 = 844.36/x
  3. Step 3: Cross multiply
    2,488.12x = 3,732.48 × 844.36
  4. Step 4: Simplify right side
    2,488.12x = 3,151,556.81
  5. Step 5: Solve for x
    x = 3,151,556.81/2,488.12
  6. Step 6: Final answer
    x = 1,266.64

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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.