Home / 6,424.60-9,638.44-2,042.06

Finding the Fourth Proportional to 6,424.60, 9,638.44 and 2,042.06

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Solution

The fourth proportional to 6,424.60, 9,638.44 and 2,042.06 is: 3,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.60 : 9,638.44 = 2,042.06 : x
  2. Step 2: Convert to fraction form
    6,424.60/9,638.44 = 2,042.06/x
  3. Step 3: Cross multiply
    6,424.60x = 9,638.44 × 2,042.06
  4. Step 4: Simplify right side
    6,424.60x = 19,682,272.79
  5. Step 5: Solve for x
    x = 19,682,272.79/6,424.60
  6. Step 6: Final answer
    x = 3,063.58

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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.