Home / 4,112.66-6,168.99-3,380.01

Finding the Fourth Proportional to 4,112.66, 6,168.99 and 3,380.01

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Solution

The fourth proportional to 4,112.66, 6,168.99 and 3,380.01 is: 5,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.66 : 6,168.99 = 3,380.01 : x
  2. Step 2: Convert to fraction form
    4,112.66/6,168.99 = 3,380.01/x
  3. Step 3: Cross multiply
    4,112.66x = 6,168.99 × 3,380.01
  4. Step 4: Simplify right side
    4,112.66x = 20,851,247.89
  5. Step 5: Solve for x
    x = 20,851,247.89/4,112.66
  6. Step 6: Final answer
    x = 5,070.02

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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.