Home / 7,083.20-10,604.80-3,743.88

Finding the Fourth Proportional to 7,083.20, 10,604.80 and 3,743.88

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Solution

The fourth proportional to 7,083.20, 10,604.80 and 3,743.88 is: 5,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.20 : 10,604.80 = 3,743.88 : x
  2. Step 2: Convert to fraction form
    7,083.20/10,604.80 = 3,743.88/x
  3. Step 3: Cross multiply
    7,083.20x = 10,604.80 × 3,743.88
  4. Step 4: Simplify right side
    7,083.20x = 39,703,098.62
  5. Step 5: Solve for x
    x = 39,703,098.62/7,083.20
  6. Step 6: Final answer
    x = 5,605.25

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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.