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Finding the Fourth Proportional to 6,622.76, 9,934.14 and 1,692.22

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Solution

The fourth proportional to 6,622.76, 9,934.14 and 1,692.22 is: 2,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.76 : 9,934.14 = 1,692.22 : x
  2. Step 2: Convert to fraction form
    6,622.76/9,934.14 = 1,692.22/x
  3. Step 3: Cross multiply
    6,622.76x = 9,934.14 × 1,692.22
  4. Step 4: Simplify right side
    6,622.76x = 16,810,750.39
  5. Step 5: Solve for x
    x = 16,810,750.39/6,622.76
  6. Step 6: Final answer
    x = 2,538.33

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Similar ratio
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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.