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Finding the Fourth Proportional to 6,622.14, 9,932.94 and 3,110.88

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Solution

The fourth proportional to 6,622.14, 9,932.94 and 3,110.88 is: 4,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.14 : 9,932.94 = 3,110.88 : x
  2. Step 2: Convert to fraction form
    6,622.14/9,932.94 = 3,110.88/x
  3. Step 3: Cross multiply
    6,622.14x = 9,932.94 × 3,110.88
  4. Step 4: Simplify right side
    6,622.14x = 30,900,184.39
  5. Step 5: Solve for x
    x = 30,900,184.39/6,622.14
  6. Step 6: Final answer
    x = 4,666.19

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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.