Home / 3,619.62-4,995.61-2,293.45

Finding the Fourth Proportional to 3,619.62, 4,995.61 and 2,293.45

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Solution

The fourth proportional to 3,619.62, 4,995.61 and 2,293.45 is: 3,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.62 : 4,995.61 = 2,293.45 : x
  2. Step 2: Convert to fraction form
    3,619.62/4,995.61 = 2,293.45/x
  3. Step 3: Cross multiply
    3,619.62x = 4,995.61 × 2,293.45
  4. Step 4: Simplify right side
    3,619.62x = 11,457,163.53
  5. Step 5: Solve for x
    x = 11,457,163.53/3,619.62
  6. Step 6: Final answer
    x = 3,165.29

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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.