Home / 9,939.27-13,711.77-6,954.03

Finding the Fourth Proportional to 9,939.27, 13,711.77 and 6,954.03

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Solution

The fourth proportional to 9,939.27, 13,711.77 and 6,954.03 is: 9,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.27 : 13,711.77 = 6,954.03 : x
  2. Step 2: Convert to fraction form
    9,939.27/13,711.77 = 6,954.03/x
  3. Step 3: Cross multiply
    9,939.27x = 13,711.77 × 6,954.03
  4. Step 4: Simplify right side
    9,939.27x = 95,352,059.93
  5. Step 5: Solve for x
    x = 95,352,059.93/9,939.27
  6. Step 6: Final answer
    x = 9,593.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.