Home / 1,763.16-2,644.44-667.23

Finding the Fourth Proportional to 1,763.16, 2,644.44 and 667.23

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Solution

The fourth proportional to 1,763.16, 2,644.44 and 667.23 is: 1,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.16 : 2,644.44 = 667.23 : x
  2. Step 2: Convert to fraction form
    1,763.16/2,644.44 = 667.23/x
  3. Step 3: Cross multiply
    1,763.16x = 2,644.44 × 667.23
  4. Step 4: Simplify right side
    1,763.16x = 1,764,449.70
  5. Step 5: Solve for x
    x = 1,764,449.70/1,763.16
  6. Step 6: Final answer
    x = 1,000.73

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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.