Home / 3,283.68-4,918.32-2,125.92

Finding the Fourth Proportional to 3,283.68, 4,918.32 and 2,125.92

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Solution

The fourth proportional to 3,283.68, 4,918.32 and 2,125.92 is: 3,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.68 : 4,918.32 = 2,125.92 : x
  2. Step 2: Convert to fraction form
    3,283.68/4,918.32 = 2,125.92/x
  3. Step 3: Cross multiply
    3,283.68x = 4,918.32 × 2,125.92
  4. Step 4: Simplify right side
    3,283.68x = 10,455,954.85
  5. Step 5: Solve for x
    x = 10,455,954.85/3,283.68
  6. Step 6: Final answer
    x = 3,184.22

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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.