Home / 11,165.93-16,724.29-6,223.31

Finding the Fourth Proportional to 11,165.93, 16,724.29 and 6,223.31

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Solution

The fourth proportional to 11,165.93, 16,724.29 and 6,223.31 is: 9,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.93 : 16,724.29 = 6,223.31 : x
  2. Step 2: Convert to fraction form
    11,165.93/16,724.29 = 6,223.31/x
  3. Step 3: Cross multiply
    11,165.93x = 16,724.29 × 6,223.31
  4. Step 4: Simplify right side
    11,165.93x = 104,080,441.20
  5. Step 5: Solve for x
    x = 104,080,441.20/11,165.93
  6. Step 6: Final answer
    x = 9,321.25

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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.