Home / 11,383.99-17,084.81-7,898.45

Finding the Fourth Proportional to 11,383.99, 17,084.81 and 7,898.45

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Solution

The fourth proportional to 11,383.99, 17,084.81 and 7,898.45 is: 11,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.99 : 17,084.81 = 7,898.45 : x
  2. Step 2: Convert to fraction form
    11,383.99/17,084.81 = 7,898.45/x
  3. Step 3: Cross multiply
    11,383.99x = 17,084.81 × 7,898.45
  4. Step 4: Simplify right side
    11,383.99x = 134,943,517.54
  5. Step 5: Solve for x
    x = 134,943,517.54/11,383.99
  6. Step 6: Final answer
    x = 11,853.80

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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.