Home / 5,234.76-7,850.46-2,768.20

Finding the Fourth Proportional to 5,234.76, 7,850.46 and 2,768.20

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Solution

The fourth proportional to 5,234.76, 7,850.46 and 2,768.20 is: 4,151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.76 : 7,850.46 = 2,768.20 : x
  2. Step 2: Convert to fraction form
    5,234.76/7,850.46 = 2,768.20/x
  3. Step 3: Cross multiply
    5,234.76x = 7,850.46 × 2,768.20
  4. Step 4: Simplify right side
    5,234.76x = 21,731,643.37
  5. Step 5: Solve for x
    x = 21,731,643.37/5,234.76
  6. Step 6: Final answer
    x = 4,151.41

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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.