Home / 13,197.87-19,796.82-3,337.17

Finding the Fourth Proportional to 13,197.87, 19,796.82 and 3,337.17

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Solution

The fourth proportional to 13,197.87, 19,796.82 and 3,337.17 is: 5,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.87 : 19,796.82 = 3,337.17 : x
  2. Step 2: Convert to fraction form
    13,197.87/19,796.82 = 3,337.17/x
  3. Step 3: Cross multiply
    13,197.87x = 19,796.82 × 3,337.17
  4. Step 4: Simplify right side
    13,197.87x = 66,065,353.80
  5. Step 5: Solve for x
    x = 66,065,353.80/13,197.87
  6. Step 6: Final answer
    x = 5,005.76

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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.