Home / 3,418.55-4,717.09-2,297.72

Finding the Fourth Proportional to 3,418.55, 4,717.09 and 2,297.72

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Solution

The fourth proportional to 3,418.55, 4,717.09 and 2,297.72 is: 3,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.55 : 4,717.09 = 2,297.72 : x
  2. Step 2: Convert to fraction form
    3,418.55/4,717.09 = 2,297.72/x
  3. Step 3: Cross multiply
    3,418.55x = 4,717.09 × 2,297.72
  4. Step 4: Simplify right side
    3,418.55x = 10,838,527.24
  5. Step 5: Solve for x
    x = 10,838,527.24/3,418.55
  6. Step 6: Final answer
    x = 3,170.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.