Home / 11,040.36-16,560.10-3,644.60

Finding the Fourth Proportional to 11,040.36, 16,560.10 and 3,644.60

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Solution

The fourth proportional to 11,040.36, 16,560.10 and 3,644.60 is: 5,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.36 : 16,560.10 = 3,644.60 : x
  2. Step 2: Convert to fraction form
    11,040.36/16,560.10 = 3,644.60/x
  3. Step 3: Cross multiply
    11,040.36x = 16,560.10 × 3,644.60
  4. Step 4: Simplify right side
    11,040.36x = 60,354,940.46
  5. Step 5: Solve for x
    x = 60,354,940.46/11,040.36
  6. Step 6: Final answer
    x = 5,466.75

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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.