Home / 3,299.68-4,947.72-1,349.62

Finding the Fourth Proportional to 3,299.68, 4,947.72 and 1,349.62

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Solution

The fourth proportional to 3,299.68, 4,947.72 and 1,349.62 is: 2,023.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.68 : 4,947.72 = 1,349.62 : x
  2. Step 2: Convert to fraction form
    3,299.68/4,947.72 = 1,349.62/x
  3. Step 3: Cross multiply
    3,299.68x = 4,947.72 × 1,349.62
  4. Step 4: Simplify right side
    3,299.68x = 6,677,541.87
  5. Step 5: Solve for x
    x = 6,677,541.87/3,299.68
  6. Step 6: Final answer
    x = 2,023.69

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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.