Home / 5,106.24-7,660.68-2,331.59

Finding the Fourth Proportional to 5,106.24, 7,660.68 and 2,331.59

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Solution

The fourth proportional to 5,106.24, 7,660.68 and 2,331.59 is: 3,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.24 : 7,660.68 = 2,331.59 : x
  2. Step 2: Convert to fraction form
    5,106.24/7,660.68 = 2,331.59/x
  3. Step 3: Cross multiply
    5,106.24x = 7,660.68 × 2,331.59
  4. Step 4: Simplify right side
    5,106.24x = 17,861,517.83
  5. Step 5: Solve for x
    x = 17,861,517.83/5,106.24
  6. Step 6: Final answer
    x = 3,497.98

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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.