Home / 11,487.09-17,233.32-3,589.32

Finding the Fourth Proportional to 11,487.09, 17,233.32 and 3,589.32

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Solution

The fourth proportional to 11,487.09, 17,233.32 and 3,589.32 is: 5,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.09 : 17,233.32 = 3,589.32 : x
  2. Step 2: Convert to fraction form
    11,487.09/17,233.32 = 3,589.32/x
  3. Step 3: Cross multiply
    11,487.09x = 17,233.32 × 3,589.32
  4. Step 4: Simplify right side
    11,487.09x = 61,855,900.14
  5. Step 5: Solve for x
    x = 61,855,900.14/11,487.09
  6. Step 6: Final answer
    x = 5,384.82

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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.