Home / 6,190.56-8,542.89-3,537.90

Finding the Fourth Proportional to 6,190.56, 8,542.89 and 3,537.90

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Solution

The fourth proportional to 6,190.56, 8,542.89 and 3,537.90 is: 4,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.56 : 8,542.89 = 3,537.90 : x
  2. Step 2: Convert to fraction form
    6,190.56/8,542.89 = 3,537.90/x
  3. Step 3: Cross multiply
    6,190.56x = 8,542.89 × 3,537.90
  4. Step 4: Simplify right side
    6,190.56x = 30,223,890.53
  5. Step 5: Solve for x
    x = 30,223,890.53/6,190.56
  6. Step 6: Final answer
    x = 4,882.25

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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.