Home / 3,299.49-4,949.78-1,567.53

Finding the Fourth Proportional to 3,299.49, 4,949.78 and 1,567.53

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Solution

The fourth proportional to 3,299.49, 4,949.78 and 1,567.53 is: 2,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.49 : 4,949.78 = 1,567.53 : x
  2. Step 2: Convert to fraction form
    3,299.49/4,949.78 = 1,567.53/x
  3. Step 3: Cross multiply
    3,299.49x = 4,949.78 × 1,567.53
  4. Step 4: Simplify right side
    3,299.49x = 7,758,928.64
  5. Step 5: Solve for x
    x = 7,758,928.64/3,299.49
  6. Step 6: Final answer
    x = 2,351.55

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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.