Home / 5,072.55-7,596.66-2,987.61

Finding the Fourth Proportional to 5,072.55, 7,596.66 and 2,987.61

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Solution

The fourth proportional to 5,072.55, 7,596.66 and 2,987.61 is: 4,474.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.55 : 7,596.66 = 2,987.61 : x
  2. Step 2: Convert to fraction form
    5,072.55/7,596.66 = 2,987.61/x
  3. Step 3: Cross multiply
    5,072.55x = 7,596.66 × 2,987.61
  4. Step 4: Simplify right side
    5,072.55x = 22,695,857.38
  5. Step 5: Solve for x
    x = 22,695,857.38/5,072.55
  6. Step 6: Final answer
    x = 4,474.25

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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.