Home / 2,371.24-3,555.64-1,331.95

Finding the Fourth Proportional to 2,371.24, 3,555.64 and 1,331.95

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Solution

The fourth proportional to 2,371.24, 3,555.64 and 1,331.95 is: 1,997.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.24 : 3,555.64 = 1,331.95 : x
  2. Step 2: Convert to fraction form
    2,371.24/3,555.64 = 1,331.95/x
  3. Step 3: Cross multiply
    2,371.24x = 3,555.64 × 1,331.95
  4. Step 4: Simplify right side
    2,371.24x = 4,735,928.04
  5. Step 5: Solve for x
    x = 4,735,928.04/2,371.24
  6. Step 6: Final answer
    x = 1,997.24

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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.