Home / 13,198.59-19,795.82-4,313.85

Finding the Fourth Proportional to 13,198.59, 19,795.82 and 4,313.85

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Solution

The fourth proportional to 13,198.59, 19,795.82 and 4,313.85 is: 6,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.59 : 19,795.82 = 4,313.85 : x
  2. Step 2: Convert to fraction form
    13,198.59/19,795.82 = 4,313.85/x
  3. Step 3: Cross multiply
    13,198.59x = 19,795.82 × 4,313.85
  4. Step 4: Simplify right side
    13,198.59x = 85,396,170.11
  5. Step 5: Solve for x
    x = 85,396,170.11/13,198.59
  6. Step 6: Final answer
    x = 6,470.10

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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.