Home / 6,186.20-8,538.57-3,826.97

Finding the Fourth Proportional to 6,186.20, 8,538.57 and 3,826.97

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Solution

The fourth proportional to 6,186.20, 8,538.57 and 3,826.97 is: 5,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.20 : 8,538.57 = 3,826.97 : x
  2. Step 2: Convert to fraction form
    6,186.20/8,538.57 = 3,826.97/x
  3. Step 3: Cross multiply
    6,186.20x = 8,538.57 × 3,826.97
  4. Step 4: Simplify right side
    6,186.20x = 32,676,851.23
  5. Step 5: Solve for x
    x = 32,676,851.23/6,186.20
  6. Step 6: Final answer
    x = 5,282.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.