Home / 3,553.79-5,329.61-1,244.75

Finding the Fourth Proportional to 3,553.79, 5,329.61 and 1,244.75

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Solution

The fourth proportional to 3,553.79, 5,329.61 and 1,244.75 is: 1,866.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.79 : 5,329.61 = 1,244.75 : x
  2. Step 2: Convert to fraction form
    3,553.79/5,329.61 = 1,244.75/x
  3. Step 3: Cross multiply
    3,553.79x = 5,329.61 × 1,244.75
  4. Step 4: Simplify right side
    3,553.79x = 6,634,025.82
  5. Step 5: Solve for x
    x = 6,634,025.82/3,553.79
  6. Step 6: Final answer
    x = 1,866.75

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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.