Home / 4,500.54-6,753.72-2,190.78

Finding the Fourth Proportional to 4,500.54, 6,753.72 and 2,190.78

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Solution

The fourth proportional to 4,500.54, 6,753.72 and 2,190.78 is: 3,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.54 : 6,753.72 = 2,190.78 : x
  2. Step 2: Convert to fraction form
    4,500.54/6,753.72 = 2,190.78/x
  3. Step 3: Cross multiply
    4,500.54x = 6,753.72 × 2,190.78
  4. Step 4: Simplify right side
    4,500.54x = 14,795,914.70
  5. Step 5: Solve for x
    x = 14,795,914.70/4,500.54
  6. Step 6: Final answer
    x = 3,287.59

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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.