Home / 3,196.40-4,795.98-2,319.87

Finding the Fourth Proportional to 3,196.40, 4,795.98 and 2,319.87

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Solution

The fourth proportional to 3,196.40, 4,795.98 and 2,319.87 is: 3,480.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.40 : 4,795.98 = 2,319.87 : x
  2. Step 2: Convert to fraction form
    3,196.40/4,795.98 = 2,319.87/x
  3. Step 3: Cross multiply
    3,196.40x = 4,795.98 × 2,319.87
  4. Step 4: Simplify right side
    3,196.40x = 11,126,059.41
  5. Step 5: Solve for x
    x = 11,126,059.41/3,196.40
  6. Step 6: Final answer
    x = 3,480.81

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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.