Home / 3,712.44-5,572.14-1,958.76

Finding the Fourth Proportional to 3,712.44, 5,572.14 and 1,958.76

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Solution

The fourth proportional to 3,712.44, 5,572.14 and 1,958.76 is: 2,939.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.44 : 5,572.14 = 1,958.76 : x
  2. Step 2: Convert to fraction form
    3,712.44/5,572.14 = 1,958.76/x
  3. Step 3: Cross multiply
    3,712.44x = 5,572.14 × 1,958.76
  4. Step 4: Simplify right side
    3,712.44x = 10,914,484.95
  5. Step 5: Solve for x
    x = 10,914,484.95/3,712.44
  6. Step 6: Final answer
    x = 2,939.98

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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.