Home / 6,190.88-8,542.86-3,538.28

Finding the Fourth Proportional to 6,190.88, 8,542.86 and 3,538.28

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Solution

The fourth proportional to 6,190.88, 8,542.86 and 3,538.28 is: 4,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.88 : 8,542.86 = 3,538.28 : x
  2. Step 2: Convert to fraction form
    6,190.88/8,542.86 = 3,538.28/x
  3. Step 3: Cross multiply
    6,190.88x = 8,542.86 × 3,538.28
  4. Step 4: Simplify right side
    6,190.88x = 30,227,030.68
  5. Step 5: Solve for x
    x = 30,227,030.68/6,190.88
  6. Step 6: Final answer
    x = 4,882.51

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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.