Home / 3,635.21-5,445.68-2,398.85

Finding the Fourth Proportional to 3,635.21, 5,445.68 and 2,398.85

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Solution

The fourth proportional to 3,635.21, 5,445.68 and 2,398.85 is: 3,593.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.21 : 5,445.68 = 2,398.85 : x
  2. Step 2: Convert to fraction form
    3,635.21/5,445.68 = 2,398.85/x
  3. Step 3: Cross multiply
    3,635.21x = 5,445.68 × 2,398.85
  4. Step 4: Simplify right side
    3,635.21x = 13,063,369.47
  5. Step 5: Solve for x
    x = 13,063,369.47/3,635.21
  6. Step 6: Final answer
    x = 3,593.57

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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.