Home / 4,218.23-6,329.97-2,029.20

Finding the Fourth Proportional to 4,218.23, 6,329.97 and 2,029.20

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Solution

The fourth proportional to 4,218.23, 6,329.97 and 2,029.20 is: 3,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.23 : 6,329.97 = 2,029.20 : x
  2. Step 2: Convert to fraction form
    4,218.23/6,329.97 = 2,029.20/x
  3. Step 3: Cross multiply
    4,218.23x = 6,329.97 × 2,029.20
  4. Step 4: Simplify right side
    4,218.23x = 12,844,775.12
  5. Step 5: Solve for x
    x = 12,844,775.12/4,218.23
  6. Step 6: Final answer
    x = 3,045.07

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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.