Home / 2,234.55-3,331.56-2,176.83

Finding the Fourth Proportional to 2,234.55, 3,331.56 and 2,176.83

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Solution

The fourth proportional to 2,234.55, 3,331.56 and 2,176.83 is: 3,245.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.55 : 3,331.56 = 2,176.83 : x
  2. Step 2: Convert to fraction form
    2,234.55/3,331.56 = 2,176.83/x
  3. Step 3: Cross multiply
    2,234.55x = 3,331.56 × 2,176.83
  4. Step 4: Simplify right side
    2,234.55x = 7,252,239.75
  5. Step 5: Solve for x
    x = 7,252,239.75/2,234.55
  6. Step 6: Final answer
    x = 3,245.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.