Home / 6,197.78-8,552.85-3,840.50

Finding the Fourth Proportional to 6,197.78, 8,552.85 and 3,840.50

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Solution

The fourth proportional to 6,197.78, 8,552.85 and 3,840.50 is: 5,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,197.78 : 8,552.85 = 3,840.50 : x
  2. Step 2: Convert to fraction form
    6,197.78/8,552.85 = 3,840.50/x
  3. Step 3: Cross multiply
    6,197.78x = 8,552.85 × 3,840.50
  4. Step 4: Simplify right side
    6,197.78x = 32,847,220.43
  5. Step 5: Solve for x
    x = 32,847,220.43/6,197.78
  6. Step 6: Final answer
    x = 5,299.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.