Home / 4,231.29-6,348.73-2,281.22

Finding the Fourth Proportional to 4,231.29, 6,348.73 and 2,281.22

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Solution

The fourth proportional to 4,231.29, 6,348.73 and 2,281.22 is: 3,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.29 : 6,348.73 = 2,281.22 : x
  2. Step 2: Convert to fraction form
    4,231.29/6,348.73 = 2,281.22/x
  3. Step 3: Cross multiply
    4,231.29x = 6,348.73 × 2,281.22
  4. Step 4: Simplify right side
    4,231.29x = 14,482,849.85
  5. Step 5: Solve for x
    x = 14,482,849.85/4,231.29
  6. Step 6: Final answer
    x = 3,422.80

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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.