Home / 4,754.80-7,135.89-3,110.89

Finding the Fourth Proportional to 4,754.80, 7,135.89 and 3,110.89

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Solution

The fourth proportional to 4,754.80, 7,135.89 and 3,110.89 is: 4,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.80 : 7,135.89 = 3,110.89 : x
  2. Step 2: Convert to fraction form
    4,754.80/7,135.89 = 3,110.89/x
  3. Step 3: Cross multiply
    4,754.80x = 7,135.89 × 3,110.89
  4. Step 4: Simplify right side
    4,754.80x = 22,198,968.84
  5. Step 5: Solve for x
    x = 22,198,968.84/4,754.80
  6. Step 6: Final answer
    x = 4,668.75

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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.