Home / 6,381.46-8,800.57-4,227.11

Finding the Fourth Proportional to 6,381.46, 8,800.57 and 4,227.11

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Solution

The fourth proportional to 6,381.46, 8,800.57 and 4,227.11 is: 5,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.46 : 8,800.57 = 4,227.11 : x
  2. Step 2: Convert to fraction form
    6,381.46/8,800.57 = 4,227.11/x
  3. Step 3: Cross multiply
    6,381.46x = 8,800.57 × 4,227.11
  4. Step 4: Simplify right side
    6,381.46x = 37,200,977.45
  5. Step 5: Solve for x
    x = 37,200,977.45/6,381.46
  6. Step 6: Final answer
    x = 5,829.54

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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.