Home / 8,777.46-13,171.39-3,234.70

Finding the Fourth Proportional to 8,777.46, 13,171.39 and 3,234.70

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Solution

The fourth proportional to 8,777.46, 13,171.39 and 3,234.70 is: 4,853.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.46 : 13,171.39 = 3,234.70 : x
  2. Step 2: Convert to fraction form
    8,777.46/13,171.39 = 3,234.70/x
  3. Step 3: Cross multiply
    8,777.46x = 13,171.39 × 3,234.70
  4. Step 4: Simplify right side
    8,777.46x = 42,605,437.46
  5. Step 5: Solve for x
    x = 42,605,437.46/8,777.46
  6. Step 6: Final answer
    x = 4,853.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.