Home / 5,072.31-6,995.30-3,749.31

Finding the Fourth Proportional to 5,072.31, 6,995.30 and 3,749.31

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Solution

The fourth proportional to 5,072.31, 6,995.30 and 3,749.31 is: 5,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.31 : 6,995.30 = 3,749.31 : x
  2. Step 2: Convert to fraction form
    5,072.31/6,995.30 = 3,749.31/x
  3. Step 3: Cross multiply
    5,072.31x = 6,995.30 × 3,749.31
  4. Step 4: Simplify right side
    5,072.31x = 26,227,529.50
  5. Step 5: Solve for x
    x = 26,227,529.50/5,072.31
  6. Step 6: Final answer
    x = 5,170.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.