Home / 11,113.48-16,670.22-3,322.04

Finding the Fourth Proportional to 11,113.48, 16,670.22 and 3,322.04

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Solution

The fourth proportional to 11,113.48, 16,670.22 and 3,322.04 is: 4,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.48 : 16,670.22 = 3,322.04 : x
  2. Step 2: Convert to fraction form
    11,113.48/16,670.22 = 3,322.04/x
  3. Step 3: Cross multiply
    11,113.48x = 16,670.22 × 3,322.04
  4. Step 4: Simplify right side
    11,113.48x = 55,379,137.65
  5. Step 5: Solve for x
    x = 55,379,137.65/11,113.48
  6. Step 6: Final answer
    x = 4,983.06

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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.