Home / 8,260.96-12,372.39-4,966.81

Finding the Fourth Proportional to 8,260.96, 12,372.39 and 4,966.81

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Solution

The fourth proportional to 8,260.96, 12,372.39 and 4,966.81 is: 7,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.96 : 12,372.39 = 4,966.81 : x
  2. Step 2: Convert to fraction form
    8,260.96/12,372.39 = 4,966.81/x
  3. Step 3: Cross multiply
    8,260.96x = 12,372.39 × 4,966.81
  4. Step 4: Simplify right side
    8,260.96x = 61,451,310.38
  5. Step 5: Solve for x
    x = 61,451,310.38/8,260.96
  6. Step 6: Final answer
    x = 7,438.76

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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.