Home / 4,168.92-6,253.52-1,247.39

Finding the Fourth Proportional to 4,168.92, 6,253.52 and 1,247.39

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Solution

The fourth proportional to 4,168.92, 6,253.52 and 1,247.39 is: 1,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.92 : 6,253.52 = 1,247.39 : x
  2. Step 2: Convert to fraction form
    4,168.92/6,253.52 = 1,247.39/x
  3. Step 3: Cross multiply
    4,168.92x = 6,253.52 × 1,247.39
  4. Step 4: Simplify right side
    4,168.92x = 7,800,540.81
  5. Step 5: Solve for x
    x = 7,800,540.81/4,168.92
  6. Step 6: Final answer
    x = 1,871.12

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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.