Home / 11,634.75-16,055.10-6,329.43

Finding the Fourth Proportional to 11,634.75, 16,055.10 and 6,329.43

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Solution

The fourth proportional to 11,634.75, 16,055.10 and 6,329.43 is: 8,734.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.75 : 16,055.10 = 6,329.43 : x
  2. Step 2: Convert to fraction form
    11,634.75/16,055.10 = 6,329.43/x
  3. Step 3: Cross multiply
    11,634.75x = 16,055.10 × 6,329.43
  4. Step 4: Simplify right side
    11,634.75x = 101,619,631.59
  5. Step 5: Solve for x
    x = 101,619,631.59/11,634.75
  6. Step 6: Final answer
    x = 8,734.15

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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.