Home / 4,216.88-6,322.32-1,293.60

Finding the Fourth Proportional to 4,216.88, 6,322.32 and 1,293.60

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Solution

The fourth proportional to 4,216.88, 6,322.32 and 1,293.60 is: 1,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.88 : 6,322.32 = 1,293.60 : x
  2. Step 2: Convert to fraction form
    4,216.88/6,322.32 = 1,293.60/x
  3. Step 3: Cross multiply
    4,216.88x = 6,322.32 × 1,293.60
  4. Step 4: Simplify right side
    4,216.88x = 8,178,553.15
  5. Step 5: Solve for x
    x = 8,178,553.15/4,216.88
  6. Step 6: Final answer
    x = 1,939.48

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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.