Home / 11,391.16-17,086.73-3,599.98

Finding the Fourth Proportional to 11,391.16, 17,086.73 and 3,599.98

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Solution

The fourth proportional to 11,391.16, 17,086.73 and 3,599.98 is: 5,399.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.16 : 17,086.73 = 3,599.98 : x
  2. Step 2: Convert to fraction form
    11,391.16/17,086.73 = 3,599.98/x
  3. Step 3: Cross multiply
    11,391.16x = 17,086.73 × 3,599.98
  4. Step 4: Simplify right side
    11,391.16x = 61,511,886.27
  5. Step 5: Solve for x
    x = 61,511,886.27/11,391.16
  6. Step 6: Final answer
    x = 5,399.97

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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.