Home / 3,505.80-4,837.86-2,245.08

Finding the Fourth Proportional to 3,505.80, 4,837.86 and 2,245.08

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Solution

The fourth proportional to 3,505.80, 4,837.86 and 2,245.08 is: 3,098.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.80 : 4,837.86 = 2,245.08 : x
  2. Step 2: Convert to fraction form
    3,505.80/4,837.86 = 2,245.08/x
  3. Step 3: Cross multiply
    3,505.80x = 4,837.86 × 2,245.08
  4. Step 4: Simplify right side
    3,505.80x = 10,861,382.73
  5. Step 5: Solve for x
    x = 10,861,382.73/3,505.80
  6. Step 6: Final answer
    x = 3,098.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.