Home / 4,815.66-7,217.67-3,150.62

Finding the Fourth Proportional to 4,815.66, 7,217.67 and 3,150.62

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Solution

The fourth proportional to 4,815.66, 7,217.67 and 3,150.62 is: 4,722.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.66 : 7,217.67 = 3,150.62 : x
  2. Step 2: Convert to fraction form
    4,815.66/7,217.67 = 3,150.62/x
  3. Step 3: Cross multiply
    4,815.66x = 7,217.67 × 3,150.62
  4. Step 4: Simplify right side
    4,815.66x = 22,740,135.46
  5. Step 5: Solve for x
    x = 22,740,135.46/4,815.66
  6. Step 6: Final answer
    x = 4,722.12

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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.