Home / 4,778.99-7,163.11-2,432.41

Finding the Fourth Proportional to 4,778.99, 7,163.11 and 2,432.41

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Solution

The fourth proportional to 4,778.99, 7,163.11 and 2,432.41 is: 3,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.99 : 7,163.11 = 2,432.41 : x
  2. Step 2: Convert to fraction form
    4,778.99/7,163.11 = 2,432.41/x
  3. Step 3: Cross multiply
    4,778.99x = 7,163.11 × 2,432.41
  4. Step 4: Simplify right side
    4,778.99x = 17,423,623.87
  5. Step 5: Solve for x
    x = 17,423,623.87/4,778.99
  6. Step 6: Final answer
    x = 3,645.88

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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.