Home / 6,190.97-8,543.55-3,538.37

Finding the Fourth Proportional to 6,190.97, 8,543.55 and 3,538.37

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Solution

The fourth proportional to 6,190.97, 8,543.55 and 3,538.37 is: 4,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.97 : 8,543.55 = 3,538.37 : x
  2. Step 2: Convert to fraction form
    6,190.97/8,543.55 = 3,538.37/x
  3. Step 3: Cross multiply
    6,190.97x = 8,543.55 × 3,538.37
  4. Step 4: Simplify right side
    6,190.97x = 30,230,275.64
  5. Step 5: Solve for x
    x = 30,230,275.64/6,190.97
  6. Step 6: Final answer
    x = 4,882.96

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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.