Home / 4,218.58-6,324.26-2,982.10

Finding the Fourth Proportional to 4,218.58, 6,324.26 and 2,982.10

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Solution

The fourth proportional to 4,218.58, 6,324.26 and 2,982.10 is: 4,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.58 : 6,324.26 = 2,982.10 : x
  2. Step 2: Convert to fraction form
    4,218.58/6,324.26 = 2,982.10/x
  3. Step 3: Cross multiply
    4,218.58x = 6,324.26 × 2,982.10
  4. Step 4: Simplify right side
    4,218.58x = 18,859,544.12
  5. Step 5: Solve for x
    x = 18,859,544.12/4,218.58
  6. Step 6: Final answer
    x = 4,470.60

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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.