Home / 3,001.26-4,499.94-1,245.78

Finding the Fourth Proportional to 3,001.26, 4,499.94 and 1,245.78

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Solution

The fourth proportional to 3,001.26, 4,499.94 and 1,245.78 is: 1,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.26 : 4,499.94 = 1,245.78 : x
  2. Step 2: Convert to fraction form
    3,001.26/4,499.94 = 1,245.78/x
  3. Step 3: Cross multiply
    3,001.26x = 4,499.94 × 1,245.78
  4. Step 4: Simplify right side
    3,001.26x = 5,605,935.25
  5. Step 5: Solve for x
    x = 5,605,935.25/3,001.26
  6. Step 6: Final answer
    x = 1,867.86

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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.