Home / 6,609.22-9,121.64-4,092.14

Finding the Fourth Proportional to 6,609.22, 9,121.64 and 4,092.14

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Solution

The fourth proportional to 6,609.22, 9,121.64 and 4,092.14 is: 5,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.22 : 9,121.64 = 4,092.14 : x
  2. Step 2: Convert to fraction form
    6,609.22/9,121.64 = 4,092.14/x
  3. Step 3: Cross multiply
    6,609.22x = 9,121.64 × 4,092.14
  4. Step 4: Simplify right side
    6,609.22x = 37,327,027.91
  5. Step 5: Solve for x
    x = 37,327,027.91/6,609.22
  6. Step 6: Final answer
    x = 5,647.72

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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.