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Finding the Fourth Proportional to 11,253.66, 16,880.49 and 2,933.65

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Solution

The fourth proportional to 11,253.66, 16,880.49 and 2,933.65 is: 4,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.66 : 16,880.49 = 2,933.65 : x
  2. Step 2: Convert to fraction form
    11,253.66/16,880.49 = 2,933.65/x
  3. Step 3: Cross multiply
    11,253.66x = 16,880.49 × 2,933.65
  4. Step 4: Simplify right side
    11,253.66x = 49,521,449.49
  5. Step 5: Solve for x
    x = 49,521,449.49/11,253.66
  6. Step 6: Final answer
    x = 4,400.48

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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.