Home / 11,340.62-17,010.96-6,179.30

Finding the Fourth Proportional to 11,340.62, 17,010.96 and 6,179.30

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Solution

The fourth proportional to 11,340.62, 17,010.96 and 6,179.30 is: 9,268.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.62 : 17,010.96 = 6,179.30 : x
  2. Step 2: Convert to fraction form
    11,340.62/17,010.96 = 6,179.30/x
  3. Step 3: Cross multiply
    11,340.62x = 17,010.96 × 6,179.30
  4. Step 4: Simplify right side
    11,340.62x = 105,115,825.13
  5. Step 5: Solve for x
    x = 105,115,825.13/11,340.62
  6. Step 6: Final answer
    x = 9,268.97

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1.5x scale

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.