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Finding the Fourth Proportional to 11,596.80, 17,396.17 and 3,700.45

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Solution

The fourth proportional to 11,596.80, 17,396.17 and 3,700.45 is: 5,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,596.80 : 17,396.17 = 3,700.45 : x
  2. Step 2: Convert to fraction form
    11,596.80/17,396.17 = 3,700.45/x
  3. Step 3: Cross multiply
    11,596.80x = 17,396.17 × 3,700.45
  4. Step 4: Simplify right side
    11,596.80x = 64,373,657.28
  5. Step 5: Solve for x
    x = 64,373,657.28/11,596.80
  6. Step 6: Final answer
    x = 5,550.98

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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.