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Finding the Fourth Proportional to 6,610.82, 9,913.34 and 2,227.10

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Solution

The fourth proportional to 6,610.82, 9,913.34 and 2,227.10 is: 3,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.82 : 9,913.34 = 2,227.10 : x
  2. Step 2: Convert to fraction form
    6,610.82/9,913.34 = 2,227.10/x
  3. Step 3: Cross multiply
    6,610.82x = 9,913.34 × 2,227.10
  4. Step 4: Simplify right side
    6,610.82x = 22,077,999.51
  5. Step 5: Solve for x
    x = 22,077,999.51/6,610.82
  6. Step 6: Final answer
    x = 3,339.68

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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.