Home / 4,218.52-6,322.32-2,829.80

Finding the Fourth Proportional to 4,218.52, 6,322.32 and 2,829.80

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Solution

The fourth proportional to 4,218.52, 6,322.32 and 2,829.80 is: 4,241.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.52 : 6,322.32 = 2,829.80 : x
  2. Step 2: Convert to fraction form
    4,218.52/6,322.32 = 2,829.80/x
  3. Step 3: Cross multiply
    4,218.52x = 6,322.32 × 2,829.80
  4. Step 4: Simplify right side
    4,218.52x = 17,890,901.14
  5. Step 5: Solve for x
    x = 17,890,901.14/4,218.52
  6. Step 6: Final answer
    x = 4,241.04

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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.