Home / 3,635.07-5,452.65-1,553.78

Finding the Fourth Proportional to 3,635.07, 5,452.65 and 1,553.78

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Solution

The fourth proportional to 3,635.07, 5,452.65 and 1,553.78 is: 2,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.07 : 5,452.65 = 1,553.78 : x
  2. Step 2: Convert to fraction form
    3,635.07/5,452.65 = 1,553.78/x
  3. Step 3: Cross multiply
    3,635.07x = 5,452.65 × 1,553.78
  4. Step 4: Simplify right side
    3,635.07x = 8,472,218.52
  5. Step 5: Solve for x
    x = 8,472,218.52/3,635.07
  6. Step 6: Final answer
    x = 2,330.69

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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.