Home / 4,777.08-7,166.83-2,179.41

Finding the Fourth Proportional to 4,777.08, 7,166.83 and 2,179.41

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Solution

The fourth proportional to 4,777.08, 7,166.83 and 2,179.41 is: 3,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.08 : 7,166.83 = 2,179.41 : x
  2. Step 2: Convert to fraction form
    4,777.08/7,166.83 = 2,179.41/x
  3. Step 3: Cross multiply
    4,777.08x = 7,166.83 × 2,179.41
  4. Step 4: Simplify right side
    4,777.08x = 15,619,432.73
  5. Step 5: Solve for x
    x = 15,619,432.73/4,777.08
  6. Step 6: Final answer
    x = 3,269.66

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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.