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Finding the Fourth Proportional to 11,394.99, 17,093.70 and 4,821.84

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Solution

The fourth proportional to 11,394.99, 17,093.70 and 4,821.84 is: 7,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,394.99 : 17,093.70 = 4,821.84 : x
  2. Step 2: Convert to fraction form
    11,394.99/17,093.70 = 4,821.84/x
  3. Step 3: Cross multiply
    11,394.99x = 17,093.70 × 4,821.84
  4. Step 4: Simplify right side
    11,394.99x = 82,423,086.41
  5. Step 5: Solve for x
    x = 82,423,086.41/11,394.99
  6. Step 6: Final answer
    x = 7,233.27

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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.