Home / 6,780.26-10,168.51-3,272.55

Finding the Fourth Proportional to 6,780.26, 10,168.51 and 3,272.55

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Solution

The fourth proportional to 6,780.26, 10,168.51 and 3,272.55 is: 4,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.26 : 10,168.51 = 3,272.55 : x
  2. Step 2: Convert to fraction form
    6,780.26/10,168.51 = 3,272.55/x
  3. Step 3: Cross multiply
    6,780.26x = 10,168.51 × 3,272.55
  4. Step 4: Simplify right side
    6,780.26x = 33,276,957.40
  5. Step 5: Solve for x
    x = 33,276,957.40/6,780.26
  6. Step 6: Final answer
    x = 4,907.92

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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.