Home / 11,329.05-15,633.97-6,293.49

Finding the Fourth Proportional to 11,329.05, 15,633.97 and 6,293.49

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Solution

The fourth proportional to 11,329.05, 15,633.97 and 6,293.49 is: 8,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.05 : 15,633.97 = 6,293.49 : x
  2. Step 2: Convert to fraction form
    11,329.05/15,633.97 = 6,293.49/x
  3. Step 3: Cross multiply
    11,329.05x = 15,633.97 × 6,293.49
  4. Step 4: Simplify right side
    11,329.05x = 98,392,233.86
  5. Step 5: Solve for x
    x = 98,392,233.86/11,329.05
  6. Step 6: Final answer
    x = 8,684.95

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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.