Home / 10,822.48-16,235.36-3,424.48

Finding the Fourth Proportional to 10,822.48, 16,235.36 and 3,424.48

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Solution

The fourth proportional to 10,822.48, 16,235.36 and 3,424.48 is: 5,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822.48 : 16,235.36 = 3,424.48 : x
  2. Step 2: Convert to fraction form
    10,822.48/16,235.36 = 3,424.48/x
  3. Step 3: Cross multiply
    10,822.48x = 16,235.36 × 3,424.48
  4. Step 4: Simplify right side
    10,822.48x = 55,597,665.61
  5. Step 5: Solve for x
    x = 55,597,665.61/10,822.48
  6. Step 6: Final answer
    x = 5,137.24

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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.