Home / 11,497.08-17,229.42-5,241.72

Finding the Fourth Proportional to 11,497.08, 17,229.42 and 5,241.72

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Solution

The fourth proportional to 11,497.08, 17,229.42 and 5,241.72 is: 7,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.08 : 17,229.42 = 5,241.72 : x
  2. Step 2: Convert to fraction form
    11,497.08/17,229.42 = 5,241.72/x
  3. Step 3: Cross multiply
    11,497.08x = 17,229.42 × 5,241.72
  4. Step 4: Simplify right side
    11,497.08x = 90,311,795.40
  5. Step 5: Solve for x
    x = 90,311,795.40/11,497.08
  6. Step 6: Final answer
    x = 7,855.19

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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.