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Finding the Fourth Proportional to 11,597.45, 17,396.17 and 6,663.94

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Solution

The fourth proportional to 11,597.45, 17,396.17 and 6,663.94 is: 9,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,597.45 : 17,396.17 = 6,663.94 : x
  2. Step 2: Convert to fraction form
    11,597.45/17,396.17 = 6,663.94/x
  3. Step 3: Cross multiply
    11,597.45x = 17,396.17 × 6,663.94
  4. Step 4: Simplify right side
    11,597.45x = 115,926,972.96
  5. Step 5: Solve for x
    x = 115,926,972.96/11,597.45
  6. Step 6: Final answer
    x = 9,995.91

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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.