Home / 5,553.31-8,324.16-2,628.13

Finding the Fourth Proportional to 5,553.31, 8,324.16 and 2,628.13

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Solution

The fourth proportional to 5,553.31, 8,324.16 and 2,628.13 is: 3,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.31 : 8,324.16 = 2,628.13 : x
  2. Step 2: Convert to fraction form
    5,553.31/8,324.16 = 2,628.13/x
  3. Step 3: Cross multiply
    5,553.31x = 8,324.16 × 2,628.13
  4. Step 4: Simplify right side
    5,553.31x = 21,876,974.62
  5. Step 5: Solve for x
    x = 21,876,974.62/5,553.31
  6. Step 6: Final answer
    x = 3,939.45

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1.5x scale

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.