Home / 11,107.13-16,663.32-3,316.14

Finding the Fourth Proportional to 11,107.13, 16,663.32 and 3,316.14

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Solution

The fourth proportional to 11,107.13, 16,663.32 and 3,316.14 is: 4,975.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.13 : 16,663.32 = 3,316.14 : x
  2. Step 2: Convert to fraction form
    11,107.13/16,663.32 = 3,316.14/x
  3. Step 3: Cross multiply
    11,107.13x = 16,663.32 × 3,316.14
  4. Step 4: Simplify right side
    11,107.13x = 55,257,901.98
  5. Step 5: Solve for x
    x = 55,257,901.98/11,107.13
  6. Step 6: Final answer
    x = 4,975.00

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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.