Home / 2,231.33-3,347.46-844.64

Finding the Fourth Proportional to 2,231.33, 3,347.46 and 844.64

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Solution

The fourth proportional to 2,231.33, 3,347.46 and 844.64 is: 1,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.33 : 3,347.46 = 844.64 : x
  2. Step 2: Convert to fraction form
    2,231.33/3,347.46 = 844.64/x
  3. Step 3: Cross multiply
    2,231.33x = 3,347.46 × 844.64
  4. Step 4: Simplify right side
    2,231.33x = 2,827,381.88
  5. Step 5: Solve for x
    x = 2,827,381.88/2,231.33
  6. Step 6: Final answer
    x = 1,267.13

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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.