Home / 11,310.49-16,964.17-7,923.03

Finding the Fourth Proportional to 11,310.49, 16,964.17 and 7,923.03

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Solution

The fourth proportional to 11,310.49, 16,964.17 and 7,923.03 is: 11,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.49 : 16,964.17 = 7,923.03 : x
  2. Step 2: Convert to fraction form
    11,310.49/16,964.17 = 7,923.03/x
  3. Step 3: Cross multiply
    11,310.49x = 16,964.17 × 7,923.03
  4. Step 4: Simplify right side
    11,310.49x = 134,407,627.84
  5. Step 5: Solve for x
    x = 134,407,627.84/11,310.49
  6. Step 6: Final answer
    x = 11,883.45

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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.