Home / 3,293.38-4,545.89-2,114.22

Finding the Fourth Proportional to 3,293.38, 4,545.89 and 2,114.22

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Solution

The fourth proportional to 3,293.38, 4,545.89 and 2,114.22 is: 2,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.38 : 4,545.89 = 2,114.22 : x
  2. Step 2: Convert to fraction form
    3,293.38/4,545.89 = 2,114.22/x
  3. Step 3: Cross multiply
    3,293.38x = 4,545.89 × 2,114.22
  4. Step 4: Simplify right side
    3,293.38x = 9,611,011.56
  5. Step 5: Solve for x
    x = 9,611,011.56/3,293.38
  6. Step 6: Final answer
    x = 2,918.28

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Half scale
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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.