Home / 6,645.05-9,967.82-2,261.96

Finding the Fourth Proportional to 6,645.05, 9,967.82 and 2,261.96

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Solution

The fourth proportional to 6,645.05, 9,967.82 and 2,261.96 is: 3,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.05 : 9,967.82 = 2,261.96 : x
  2. Step 2: Convert to fraction form
    6,645.05/9,967.82 = 2,261.96/x
  3. Step 3: Cross multiply
    6,645.05x = 9,967.82 × 2,261.96
  4. Step 4: Simplify right side
    6,645.05x = 22,546,810.13
  5. Step 5: Solve for x
    x = 22,546,810.13/6,645.05
  6. Step 6: Final answer
    x = 3,393.02

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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.