Home / 3,371.26-4,655.31-2,114.50

Finding the Fourth Proportional to 3,371.26, 4,655.31 and 2,114.50

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Solution

The fourth proportional to 3,371.26, 4,655.31 and 2,114.50 is: 2,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.26 : 4,655.31 = 2,114.50 : x
  2. Step 2: Convert to fraction form
    3,371.26/4,655.31 = 2,114.50/x
  3. Step 3: Cross multiply
    3,371.26x = 4,655.31 × 2,114.50
  4. Step 4: Simplify right side
    3,371.26x = 9,843,653.00
  5. Step 5: Solve for x
    x = 9,843,653.00/3,371.26
  6. Step 6: Final answer
    x = 2,919.87

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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.