Home / 6,412.22-9,619.38-2,029.68

Finding the Fourth Proportional to 6,412.22, 9,619.38 and 2,029.68

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Solution

The fourth proportional to 6,412.22, 9,619.38 and 2,029.68 is: 3,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.22 : 9,619.38 = 2,029.68 : x
  2. Step 2: Convert to fraction form
    6,412.22/9,619.38 = 2,029.68/x
  3. Step 3: Cross multiply
    6,412.22x = 9,619.38 × 2,029.68
  4. Step 4: Simplify right side
    6,412.22x = 19,524,263.20
  5. Step 5: Solve for x
    x = 19,524,263.20/6,412.22
  6. Step 6: Final answer
    x = 3,044.85

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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.