Home / 3,293.88-4,545.68-1,896.63

Finding the Fourth Proportional to 3,293.88, 4,545.68 and 1,896.63

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Solution

The fourth proportional to 3,293.88, 4,545.68 and 1,896.63 is: 2,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.88 : 4,545.68 = 1,896.63 : x
  2. Step 2: Convert to fraction form
    3,293.88/4,545.68 = 1,896.63/x
  3. Step 3: Cross multiply
    3,293.88x = 4,545.68 × 1,896.63
  4. Step 4: Simplify right side
    3,293.88x = 8,621,473.06
  5. Step 5: Solve for x
    x = 8,621,473.06/3,293.88
  6. Step 6: Final answer
    x = 2,617.42

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1.5x scale

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.