Home / 3,371.22-5,057.51-1,291.14

Finding the Fourth Proportional to 3,371.22, 5,057.51 and 1,291.14

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Solution

The fourth proportional to 3,371.22, 5,057.51 and 1,291.14 is: 1,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.22 : 5,057.51 = 1,291.14 : x
  2. Step 2: Convert to fraction form
    3,371.22/5,057.51 = 1,291.14/x
  3. Step 3: Cross multiply
    3,371.22x = 5,057.51 × 1,291.14
  4. Step 4: Simplify right side
    3,371.22x = 6,529,947.01
  5. Step 5: Solve for x
    x = 6,529,947.01/3,371.22
  6. Step 6: Final answer
    x = 1,936.97

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1.5x scale

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.