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Finding the Fourth Proportional to 6,692.20, 10,038.90 and 2,249.62

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Solution

The fourth proportional to 6,692.20, 10,038.90 and 2,249.62 is: 3,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.20 : 10,038.90 = 2,249.62 : x
  2. Step 2: Convert to fraction form
    6,692.20/10,038.90 = 2,249.62/x
  3. Step 3: Cross multiply
    6,692.20x = 10,038.90 × 2,249.62
  4. Step 4: Simplify right side
    6,692.20x = 22,583,710.22
  5. Step 5: Solve for x
    x = 22,583,710.22/6,692.20
  6. Step 6: Final answer
    x = 3,374.63

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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.