Home / 6,110.64-9,168.48-3,191.04

Finding the Fourth Proportional to 6,110.64, 9,168.48 and 3,191.04

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Solution

The fourth proportional to 6,110.64, 9,168.48 and 3,191.04 is: 4,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.64 : 9,168.48 = 3,191.04 : x
  2. Step 2: Convert to fraction form
    6,110.64/9,168.48 = 3,191.04/x
  3. Step 3: Cross multiply
    6,110.64x = 9,168.48 × 3,191.04
  4. Step 4: Simplify right side
    6,110.64x = 29,256,986.42
  5. Step 5: Solve for x
    x = 29,256,986.42/6,110.64
  6. Step 6: Final answer
    x = 4,787.88

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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.