Home / 3,553.92-5,299.56-3,307.68

Finding the Fourth Proportional to 3,553.92, 5,299.56 and 3,307.68

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Solution

The fourth proportional to 3,553.92, 5,299.56 and 3,307.68 is: 4,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.92 : 5,299.56 = 3,307.68 : x
  2. Step 2: Convert to fraction form
    3,553.92/5,299.56 = 3,307.68/x
  3. Step 3: Cross multiply
    3,553.92x = 5,299.56 × 3,307.68
  4. Step 4: Simplify right side
    3,553.92x = 17,529,248.62
  5. Step 5: Solve for x
    x = 17,529,248.62/3,553.92
  6. Step 6: Final answer
    x = 4,932.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.