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Finding the Fourth Proportional to 11,263, 16,894.56 and 3,055

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Solution

The fourth proportional to 11,263, 16,894.56 and 3,055 is: 4,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263 : 16,894.56 = 3,055 : x
  2. Step 2: Convert to fraction form
    11,263/16,894.56 = 3,055/x
  3. Step 3: Cross multiply
    11,263x = 16,894.56 × 3,055
  4. Step 4: Simplify right side
    11,263x = 51,612,880.80
  5. Step 5: Solve for x
    x = 51,612,880.80/11,263
  6. Step 6: Final answer
    x = 4,582.52

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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.