Home / 5,005.44-7,489.33-3,072.98

Finding the Fourth Proportional to 5,005.44, 7,489.33 and 3,072.98

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Solution

The fourth proportional to 5,005.44, 7,489.33 and 3,072.98 is: 4,597.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.44 : 7,489.33 = 3,072.98 : x
  2. Step 2: Convert to fraction form
    5,005.44/7,489.33 = 3,072.98/x
  3. Step 3: Cross multiply
    5,005.44x = 7,489.33 × 3,072.98
  4. Step 4: Simplify right side
    5,005.44x = 23,014,572.34
  5. Step 5: Solve for x
    x = 23,014,572.34/5,005.44
  6. Step 6: Final answer
    x = 4,597.91

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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.