Home / 11,299.69-16,949.76-7,954.26

Finding the Fourth Proportional to 11,299.69, 16,949.76 and 7,954.26

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Solution

The fourth proportional to 11,299.69, 16,949.76 and 7,954.26 is: 11,931.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.69 : 16,949.76 = 7,954.26 : x
  2. Step 2: Convert to fraction form
    11,299.69/16,949.76 = 7,954.26/x
  3. Step 3: Cross multiply
    11,299.69x = 16,949.76 × 7,954.26
  4. Step 4: Simplify right side
    11,299.69x = 134,822,713.23
  5. Step 5: Solve for x
    x = 134,822,713.23/11,299.69
  6. Step 6: Final answer
    x = 11,931.54

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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.