Home / 3,332.12-4,998.20-1,384.28

Finding the Fourth Proportional to 3,332.12, 4,998.20 and 1,384.28

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Solution

The fourth proportional to 3,332.12, 4,998.20 and 1,384.28 is: 2,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.12 : 4,998.20 = 1,384.28 : x
  2. Step 2: Convert to fraction form
    3,332.12/4,998.20 = 1,384.28/x
  3. Step 3: Cross multiply
    3,332.12x = 4,998.20 × 1,384.28
  4. Step 4: Simplify right side
    3,332.12x = 6,918,908.30
  5. Step 5: Solve for x
    x = 6,918,908.30/3,332.12
  6. Step 6: Final answer
    x = 2,076.43

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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.