Home / 3,039.39-4,563.14-1,807.38

Finding the Fourth Proportional to 3,039.39, 4,563.14 and 1,807.38

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Solution

The fourth proportional to 3,039.39, 4,563.14 and 1,807.38 is: 2,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.39 : 4,563.14 = 1,807.38 : x
  2. Step 2: Convert to fraction form
    3,039.39/4,563.14 = 1,807.38/x
  3. Step 3: Cross multiply
    3,039.39x = 4,563.14 × 1,807.38
  4. Step 4: Simplify right side
    3,039.39x = 8,247,318.94
  5. Step 5: Solve for x
    x = 8,247,318.94/3,039.39
  6. Step 6: Final answer
    x = 2,713.48

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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.