Home / 11,116.44-16,669-3,718.24

Finding the Fourth Proportional to 11,116.44, 16,669 and 3,718.24

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Solution

The fourth proportional to 11,116.44, 16,669 and 3,718.24 is: 5,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.44 : 16,669 = 3,718.24 : x
  2. Step 2: Convert to fraction form
    11,116.44/16,669 = 3,718.24/x
  3. Step 3: Cross multiply
    11,116.44x = 16,669 × 3,718.24
  4. Step 4: Simplify right side
    11,116.44x = 61,979,342.56
  5. Step 5: Solve for x
    x = 61,979,342.56/11,116.44
  6. Step 6: Final answer
    x = 5,575.47

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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.