Home / 4,815.37-7,223.05-1,813.97

Finding the Fourth Proportional to 4,815.37, 7,223.05 and 1,813.97

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Solution

The fourth proportional to 4,815.37, 7,223.05 and 1,813.97 is: 2,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.37 : 7,223.05 = 1,813.97 : x
  2. Step 2: Convert to fraction form
    4,815.37/7,223.05 = 1,813.97/x
  3. Step 3: Cross multiply
    4,815.37x = 7,223.05 × 1,813.97
  4. Step 4: Simplify right side
    4,815.37x = 13,102,391.47
  5. Step 5: Solve for x
    x = 13,102,391.47/4,815.37
  6. Step 6: Final answer
    x = 2,720.95

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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.