Home / 4,247.52-6,367.84-1,324.32

Finding the Fourth Proportional to 4,247.52, 6,367.84 and 1,324.32

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Solution

The fourth proportional to 4,247.52, 6,367.84 and 1,324.32 is: 1,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.52 : 6,367.84 = 1,324.32 : x
  2. Step 2: Convert to fraction form
    4,247.52/6,367.84 = 1,324.32/x
  3. Step 3: Cross multiply
    4,247.52x = 6,367.84 × 1,324.32
  4. Step 4: Simplify right side
    4,247.52x = 8,433,057.87
  5. Step 5: Solve for x
    x = 8,433,057.87/4,247.52
  6. Step 6: Final answer
    x = 1,985.41

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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.