Home / 6,630.13-9,944.08-2,186.43

Finding the Fourth Proportional to 6,630.13, 9,944.08 and 2,186.43

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Solution

The fourth proportional to 6,630.13, 9,944.08 and 2,186.43 is: 3,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.13 : 9,944.08 = 2,186.43 : x
  2. Step 2: Convert to fraction form
    6,630.13/9,944.08 = 2,186.43/x
  3. Step 3: Cross multiply
    6,630.13x = 9,944.08 × 2,186.43
  4. Step 4: Simplify right side
    6,630.13x = 21,741,992.08
  5. Step 5: Solve for x
    x = 21,741,992.08/6,630.13
  6. Step 6: Final answer
    x = 3,279.27

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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.