Home / 3,561.17-5,334.66-3,256.61

Finding the Fourth Proportional to 3,561.17, 5,334.66 and 3,256.61

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Solution

The fourth proportional to 3,561.17, 5,334.66 and 3,256.61 is: 4,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.17 : 5,334.66 = 3,256.61 : x
  2. Step 2: Convert to fraction form
    3,561.17/5,334.66 = 3,256.61/x
  3. Step 3: Cross multiply
    3,561.17x = 5,334.66 × 3,256.61
  4. Step 4: Simplify right side
    3,561.17x = 17,372,880.43
  5. Step 5: Solve for x
    x = 17,372,880.43/3,561.17
  6. Step 6: Final answer
    x = 4,878.43

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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.