Home / 7,972.56-11,960.66-2,426.69

Finding the Fourth Proportional to 7,972.56, 11,960.66 and 2,426.69

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Solution

The fourth proportional to 7,972.56, 11,960.66 and 2,426.69 is: 3,640.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.56 : 11,960.66 = 2,426.69 : x
  2. Step 2: Convert to fraction form
    7,972.56/11,960.66 = 2,426.69/x
  3. Step 3: Cross multiply
    7,972.56x = 11,960.66 × 2,426.69
  4. Step 4: Simplify right side
    7,972.56x = 29,024,849.98
  5. Step 5: Solve for x
    x = 29,024,849.98/7,972.56
  6. Step 6: Final answer
    x = 3,640.59

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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.