Home / 7,972.79-11,960.53-2,426.67

Finding the Fourth Proportional to 7,972.79, 11,960.53 and 2,426.67

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Solution

The fourth proportional to 7,972.79, 11,960.53 and 2,426.67 is: 3,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.79 : 11,960.53 = 2,426.67 : x
  2. Step 2: Convert to fraction form
    7,972.79/11,960.53 = 2,426.67/x
  3. Step 3: Cross multiply
    7,972.79x = 11,960.53 × 2,426.67
  4. Step 4: Simplify right side
    7,972.79x = 29,024,253.27
  5. Step 5: Solve for x
    x = 29,024,253.27/7,972.79
  6. Step 6: Final answer
    x = 3,640.42

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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.