Home / 5,440.92-8,153.38-3,217.46

Finding the Fourth Proportional to 5,440.92, 8,153.38 and 3,217.46

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Solution

The fourth proportional to 5,440.92, 8,153.38 and 3,217.46 is: 4,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.92 : 8,153.38 = 3,217.46 : x
  2. Step 2: Convert to fraction form
    5,440.92/8,153.38 = 3,217.46/x
  3. Step 3: Cross multiply
    5,440.92x = 8,153.38 × 3,217.46
  4. Step 4: Simplify right side
    5,440.92x = 26,233,174.01
  5. Step 5: Solve for x
    x = 26,233,174.01/5,440.92
  6. Step 6: Final answer
    x = 4,821.46

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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.