Home / 2,511.36-3,765.76-1,471.69

Finding the Fourth Proportional to 2,511.36, 3,765.76 and 1,471.69

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Solution

The fourth proportional to 2,511.36, 3,765.76 and 1,471.69 is: 2,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.36 : 3,765.76 = 1,471.69 : x
  2. Step 2: Convert to fraction form
    2,511.36/3,765.76 = 1,471.69/x
  3. Step 3: Cross multiply
    2,511.36x = 3,765.76 × 1,471.69
  4. Step 4: Simplify right side
    2,511.36x = 5,542,031.33
  5. Step 5: Solve for x
    x = 5,542,031.33/2,511.36
  6. Step 6: Final answer
    x = 2,206.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.