Home / 3,540.20-5,336.81-3,302.33

Finding the Fourth Proportional to 3,540.20, 5,336.81 and 3,302.33

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Solution

The fourth proportional to 3,540.20, 5,336.81 and 3,302.33 is: 4,978.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.20 : 5,336.81 = 3,302.33 : x
  2. Step 2: Convert to fraction form
    3,540.20/5,336.81 = 3,302.33/x
  3. Step 3: Cross multiply
    3,540.20x = 5,336.81 × 3,302.33
  4. Step 4: Simplify right side
    3,540.20x = 17,623,907.77
  5. Step 5: Solve for x
    x = 17,623,907.77/3,540.20
  6. Step 6: Final answer
    x = 4,978.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.