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Finding the Fourth Proportional to 11,803.72, 17,668.14 and 6,593.80

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Solution

The fourth proportional to 11,803.72, 17,668.14 and 6,593.80 is: 9,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.72 : 17,668.14 = 6,593.80 : x
  2. Step 2: Convert to fraction form
    11,803.72/17,668.14 = 6,593.80/x
  3. Step 3: Cross multiply
    11,803.72x = 17,668.14 × 6,593.80
  4. Step 4: Simplify right side
    11,803.72x = 116,500,181.53
  5. Step 5: Solve for x
    x = 116,500,181.53/11,803.72
  6. Step 6: Final answer
    x = 9,869.79

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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.