Home / 3,553.78-5,330.44-1,088.38

Finding the Fourth Proportional to 3,553.78, 5,330.44 and 1,088.38

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Solution

The fourth proportional to 3,553.78, 5,330.44 and 1,088.38 is: 1,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.78 : 5,330.44 = 1,088.38 : x
  2. Step 2: Convert to fraction form
    3,553.78/5,330.44 = 1,088.38/x
  3. Step 3: Cross multiply
    3,553.78x = 5,330.44 × 1,088.38
  4. Step 4: Simplify right side
    3,553.78x = 5,801,544.29
  5. Step 5: Solve for x
    x = 5,801,544.29/3,553.78
  6. Step 6: Final answer
    x = 1,632.50

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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.