Home / 8,226.13-12,337.81-2,960.08

Finding the Fourth Proportional to 8,226.13, 12,337.81 and 2,960.08

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Solution

The fourth proportional to 8,226.13, 12,337.81 and 2,960.08 is: 4,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.13 : 12,337.81 = 2,960.08 : x
  2. Step 2: Convert to fraction form
    8,226.13/12,337.81 = 2,960.08/x
  3. Step 3: Cross multiply
    8,226.13x = 12,337.81 × 2,960.08
  4. Step 4: Simplify right side
    8,226.13x = 36,520,904.62
  5. Step 5: Solve for x
    x = 36,520,904.62/8,226.13
  6. Step 6: Final answer
    x = 4,439.62

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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.