Home / 8,066.90-12,096.30-3,679.40

Finding the Fourth Proportional to 8,066.90, 12,096.30 and 3,679.40

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Solution

The fourth proportional to 8,066.90, 12,096.30 and 3,679.40 is: 5,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.90 : 12,096.30 = 3,679.40 : x
  2. Step 2: Convert to fraction form
    8,066.90/12,096.30 = 3,679.40/x
  3. Step 3: Cross multiply
    8,066.90x = 12,096.30 × 3,679.40
  4. Step 4: Simplify right side
    8,066.90x = 44,507,126.22
  5. Step 5: Solve for x
    x = 44,507,126.22/8,066.90
  6. Step 6: Final answer
    x = 5,517.25

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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.