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Finding the Fourth Proportional to 7,796.72, 11,694.98 and 1,953.38

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Solution

The fourth proportional to 7,796.72, 11,694.98 and 1,953.38 is: 2,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796.72 : 11,694.98 = 1,953.38 : x
  2. Step 2: Convert to fraction form
    7,796.72/11,694.98 = 1,953.38/x
  3. Step 3: Cross multiply
    7,796.72x = 11,694.98 × 1,953.38
  4. Step 4: Simplify right side
    7,796.72x = 22,844,774.15
  5. Step 5: Solve for x
    x = 22,844,774.15/7,796.72
  6. Step 6: Final answer
    x = 2,930.05

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1.5x scale

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.