Home / 3,208.48-4,813.80-2,168.44

Finding the Fourth Proportional to 3,208.48, 4,813.80 and 2,168.44

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Solution

The fourth proportional to 3,208.48, 4,813.80 and 2,168.44 is: 3,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.48 : 4,813.80 = 2,168.44 : x
  2. Step 2: Convert to fraction form
    3,208.48/4,813.80 = 2,168.44/x
  3. Step 3: Cross multiply
    3,208.48x = 4,813.80 × 2,168.44
  4. Step 4: Simplify right side
    3,208.48x = 10,438,436.47
  5. Step 5: Solve for x
    x = 10,438,436.47/3,208.48
  6. Step 6: Final answer
    x = 3,253.39

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1.5x scale

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.