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Finding the Fourth Proportional to 8,697.48, 11,992.18 and 6,597.96

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Solution

The fourth proportional to 8,697.48, 11,992.18 and 6,597.96 is: 9,097.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.48 : 11,992.18 = 6,597.96 : x
  2. Step 2: Convert to fraction form
    8,697.48/11,992.18 = 6,597.96/x
  3. Step 3: Cross multiply
    8,697.48x = 11,992.18 × 6,597.96
  4. Step 4: Simplify right side
    8,697.48x = 79,123,923.95
  5. Step 5: Solve for x
    x = 79,123,923.95/8,697.48
  6. Step 6: Final answer
    x = 9,097.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.