Home / 4,755.14-7,133.22-1,245.20

Finding the Fourth Proportional to 4,755.14, 7,133.22 and 1,245.20

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Solution

The fourth proportional to 4,755.14, 7,133.22 and 1,245.20 is: 1,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.14 : 7,133.22 = 1,245.20 : x
  2. Step 2: Convert to fraction form
    4,755.14/7,133.22 = 1,245.20/x
  3. Step 3: Cross multiply
    4,755.14x = 7,133.22 × 1,245.20
  4. Step 4: Simplify right side
    4,755.14x = 8,882,285.54
  5. Step 5: Solve for x
    x = 8,882,285.54/4,755.14
  6. Step 6: Final answer
    x = 1,867.93

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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.