Home / 7,960.58-11,942.74-2,695.38

Finding the Fourth Proportional to 7,960.58, 11,942.74 and 2,695.38

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Solution

The fourth proportional to 7,960.58, 11,942.74 and 2,695.38 is: 4,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.58 : 11,942.74 = 2,695.38 : x
  2. Step 2: Convert to fraction form
    7,960.58/11,942.74 = 2,695.38/x
  3. Step 3: Cross multiply
    7,960.58x = 11,942.74 × 2,695.38
  4. Step 4: Simplify right side
    7,960.58x = 32,190,181.13
  5. Step 5: Solve for x
    x = 32,190,181.13/7,960.58
  6. Step 6: Final answer
    x = 4,043.70

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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.