Home / 6,424.92-9,638.87-2,042.35

Finding the Fourth Proportional to 6,424.92, 9,638.87 and 2,042.35

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Solution

The fourth proportional to 6,424.92, 9,638.87 and 2,042.35 is: 3,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.92 : 9,638.87 = 2,042.35 : x
  2. Step 2: Convert to fraction form
    6,424.92/9,638.87 = 2,042.35/x
  3. Step 3: Cross multiply
    6,424.92x = 9,638.87 × 2,042.35
  4. Step 4: Simplify right side
    6,424.92x = 19,685,911.84
  5. Step 5: Solve for x
    x = 19,685,911.84/6,424.92
  6. Step 6: Final answer
    x = 3,063.99

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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.