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Finding the Fourth Proportional to 11,369.92, 17,054.76 and 3,049.68

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Solution

The fourth proportional to 11,369.92, 17,054.76 and 3,049.68 is: 4,574.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.92 : 17,054.76 = 3,049.68 : x
  2. Step 2: Convert to fraction form
    11,369.92/17,054.76 = 3,049.68/x
  3. Step 3: Cross multiply
    11,369.92x = 17,054.76 × 3,049.68
  4. Step 4: Simplify right side
    11,369.92x = 52,011,560.48
  5. Step 5: Solve for x
    x = 52,011,560.48/11,369.92
  6. Step 6: Final answer
    x = 4,574.49

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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.