Home / 4,224.54-6,336.81-2,815.98

Finding the Fourth Proportional to 4,224.54, 6,336.81 and 2,815.98

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Solution

The fourth proportional to 4,224.54, 6,336.81 and 2,815.98 is: 4,223.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.54 : 6,336.81 = 2,815.98 : x
  2. Step 2: Convert to fraction form
    4,224.54/6,336.81 = 2,815.98/x
  3. Step 3: Cross multiply
    4,224.54x = 6,336.81 × 2,815.98
  4. Step 4: Simplify right side
    4,224.54x = 17,844,330.22
  5. Step 5: Solve for x
    x = 17,844,330.22/4,224.54
  6. Step 6: Final answer
    x = 4,223.97

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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.