Home / 3,815.04-5,725.13-1,349.85

Finding the Fourth Proportional to 3,815.04, 5,725.13 and 1,349.85

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Solution

The fourth proportional to 3,815.04, 5,725.13 and 1,349.85 is: 2,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.04 : 5,725.13 = 1,349.85 : x
  2. Step 2: Convert to fraction form
    3,815.04/5,725.13 = 1,349.85/x
  3. Step 3: Cross multiply
    3,815.04x = 5,725.13 × 1,349.85
  4. Step 4: Simplify right side
    3,815.04x = 7,728,059.98
  5. Step 5: Solve for x
    x = 7,728,059.98/3,815.04
  6. Step 6: Final answer
    x = 2,025.68

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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.