Home / 4,247.82-6,343.10-3,469.35

Finding the Fourth Proportional to 4,247.82, 6,343.10 and 3,469.35

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Solution

The fourth proportional to 4,247.82, 6,343.10 and 3,469.35 is: 5,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.82 : 6,343.10 = 3,469.35 : x
  2. Step 2: Convert to fraction form
    4,247.82/6,343.10 = 3,469.35/x
  3. Step 3: Cross multiply
    4,247.82x = 6,343.10 × 3,469.35
  4. Step 4: Simplify right side
    4,247.82x = 22,006,416.64
  5. Step 5: Solve for x
    x = 22,006,416.64/4,247.82
  6. Step 6: Final answer
    x = 5,180.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.