Home / 5,698.46-8,553.17-2,778.82

Finding the Fourth Proportional to 5,698.46, 8,553.17 and 2,778.82

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Solution

The fourth proportional to 5,698.46, 8,553.17 and 2,778.82 is: 4,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.46 : 8,553.17 = 2,778.82 : x
  2. Step 2: Convert to fraction form
    5,698.46/8,553.17 = 2,778.82/x
  3. Step 3: Cross multiply
    5,698.46x = 8,553.17 × 2,778.82
  4. Step 4: Simplify right side
    5,698.46x = 23,767,719.86
  5. Step 5: Solve for x
    x = 23,767,719.86/5,698.46
  6. Step 6: Final answer
    x = 4,170.90

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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.