Home / 6,412.20-9,619.30-2,029.24

Finding the Fourth Proportional to 6,412.20, 9,619.30 and 2,029.24

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Solution

The fourth proportional to 6,412.20, 9,619.30 and 2,029.24 is: 3,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.20 : 9,619.30 = 2,029.24 : x
  2. Step 2: Convert to fraction form
    6,412.20/9,619.30 = 2,029.24/x
  3. Step 3: Cross multiply
    6,412.20x = 9,619.30 × 2,029.24
  4. Step 4: Simplify right side
    6,412.20x = 19,519,868.33
  5. Step 5: Solve for x
    x = 19,519,868.33/6,412.20
  6. Step 6: Final answer
    x = 3,044.18

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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.