Home / 3,196.79-4,795.83-1,347.90

Finding the Fourth Proportional to 3,196.79, 4,795.83 and 1,347.90

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Solution

The fourth proportional to 3,196.79, 4,795.83 and 1,347.90 is: 2,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.79 : 4,795.83 = 1,347.90 : x
  2. Step 2: Convert to fraction form
    3,196.79/4,795.83 = 1,347.90/x
  3. Step 3: Cross multiply
    3,196.79x = 4,795.83 × 1,347.90
  4. Step 4: Simplify right side
    3,196.79x = 6,464,299.26
  5. Step 5: Solve for x
    x = 6,464,299.26/3,196.79
  6. Step 6: Final answer
    x = 2,022.13

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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.