Home / 2,247.21-3,371.36-1,424.52

Finding the Fourth Proportional to 2,247.21, 3,371.36 and 1,424.52

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Solution

The fourth proportional to 2,247.21, 3,371.36 and 1,424.52 is: 2,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.21 : 3,371.36 = 1,424.52 : x
  2. Step 2: Convert to fraction form
    2,247.21/3,371.36 = 1,424.52/x
  3. Step 3: Cross multiply
    2,247.21x = 3,371.36 × 1,424.52
  4. Step 4: Simplify right side
    2,247.21x = 4,802,562.62
  5. Step 5: Solve for x
    x = 4,802,562.62/2,247.21
  6. Step 6: Final answer
    x = 2,137.12

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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.