Home / 11,220.10-16,825.23-3,822.52

Finding the Fourth Proportional to 11,220.10, 16,825.23 and 3,822.52

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Solution

The fourth proportional to 11,220.10, 16,825.23 and 3,822.52 is: 5,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.10 : 16,825.23 = 3,822.52 : x
  2. Step 2: Convert to fraction form
    11,220.10/16,825.23 = 3,822.52/x
  3. Step 3: Cross multiply
    11,220.10x = 16,825.23 × 3,822.52
  4. Step 4: Simplify right side
    11,220.10x = 64,314,778.18
  5. Step 5: Solve for x
    x = 64,314,778.18/11,220.10
  6. Step 6: Final answer
    x = 5,732.10

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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.