Home / 6,248.46-8,622.62-3,453.78

Finding the Fourth Proportional to 6,248.46, 8,622.62 and 3,453.78

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Solution

The fourth proportional to 6,248.46, 8,622.62 and 3,453.78 is: 4,766.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.46 : 8,622.62 = 3,453.78 : x
  2. Step 2: Convert to fraction form
    6,248.46/8,622.62 = 3,453.78/x
  3. Step 3: Cross multiply
    6,248.46x = 8,622.62 × 3,453.78
  4. Step 4: Simplify right side
    6,248.46x = 29,780,632.50
  5. Step 5: Solve for x
    x = 29,780,632.50/6,248.46
  6. Step 6: Final answer
    x = 4,766.08

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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.