Home / 4,847.85-7,249.30-3,678.11

Finding the Fourth Proportional to 4,847.85, 7,249.30 and 3,678.11

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Solution

The fourth proportional to 4,847.85, 7,249.30 and 3,678.11 is: 5,500.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.85 : 7,249.30 = 3,678.11 : x
  2. Step 2: Convert to fraction form
    4,847.85/7,249.30 = 3,678.11/x
  3. Step 3: Cross multiply
    4,847.85x = 7,249.30 × 3,678.11
  4. Step 4: Simplify right side
    4,847.85x = 26,663,704.57
  5. Step 5: Solve for x
    x = 26,663,704.57/4,847.85
  6. Step 6: Final answer
    x = 5,500.11

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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.