Home / 3,553.54-5,325.67-1,908.16

Finding the Fourth Proportional to 3,553.54, 5,325.67 and 1,908.16

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Solution

The fourth proportional to 3,553.54, 5,325.67 and 1,908.16 is: 2,859.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.54 : 5,325.67 = 1,908.16 : x
  2. Step 2: Convert to fraction form
    3,553.54/5,325.67 = 1,908.16/x
  3. Step 3: Cross multiply
    3,553.54x = 5,325.67 × 1,908.16
  4. Step 4: Simplify right side
    3,553.54x = 10,162,230.47
  5. Step 5: Solve for x
    x = 10,162,230.47/3,553.54
  6. Step 6: Final answer
    x = 2,859.75

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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.