Home / 11,308.32-16,964.94-4,731.12

Finding the Fourth Proportional to 11,308.32, 16,964.94 and 4,731.12

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Solution

The fourth proportional to 11,308.32, 16,964.94 and 4,731.12 is: 7,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.32 : 16,964.94 = 4,731.12 : x
  2. Step 2: Convert to fraction form
    11,308.32/16,964.94 = 4,731.12/x
  3. Step 3: Cross multiply
    11,308.32x = 16,964.94 × 4,731.12
  4. Step 4: Simplify right side
    11,308.32x = 80,263,166.93
  5. Step 5: Solve for x
    x = 80,263,166.93/11,308.32
  6. Step 6: Final answer
    x = 7,097.71

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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.