Home / 11,102.21-15,321.25-6,066.64

Finding the Fourth Proportional to 11,102.21, 15,321.25 and 6,066.64

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Solution

The fourth proportional to 11,102.21, 15,321.25 and 6,066.64 is: 8,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.21 : 15,321.25 = 6,066.64 : x
  2. Step 2: Convert to fraction form
    11,102.21/15,321.25 = 6,066.64/x
  3. Step 3: Cross multiply
    11,102.21x = 15,321.25 × 6,066.64
  4. Step 4: Simplify right side
    11,102.21x = 92,948,534.83
  5. Step 5: Solve for x
    x = 92,948,534.83/11,102.21
  6. Step 6: Final answer
    x = 8,372.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.