Home / 6,102.30-9,145.35-3,179.82

Finding the Fourth Proportional to 6,102.30, 9,145.35 and 3,179.82

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Solution

The fourth proportional to 6,102.30, 9,145.35 and 3,179.82 is: 4,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.30 : 9,145.35 = 3,179.82 : x
  2. Step 2: Convert to fraction form
    6,102.30/9,145.35 = 3,179.82/x
  3. Step 3: Cross multiply
    6,102.30x = 9,145.35 × 3,179.82
  4. Step 4: Simplify right side
    6,102.30x = 29,080,566.84
  5. Step 5: Solve for x
    x = 29,080,566.84/6,102.30
  6. Step 6: Final answer
    x = 4,765.51

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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.