Home / 2,133.33-3,200.03-1,332.15

Finding the Fourth Proportional to 2,133.33, 3,200.03 and 1,332.15

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Solution

The fourth proportional to 2,133.33, 3,200.03 and 1,332.15 is: 1,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.33 : 3,200.03 = 1,332.15 : x
  2. Step 2: Convert to fraction form
    2,133.33/3,200.03 = 1,332.15/x
  3. Step 3: Cross multiply
    2,133.33x = 3,200.03 × 1,332.15
  4. Step 4: Simplify right side
    2,133.33x = 4,262,919.96
  5. Step 5: Solve for x
    x = 4,262,919.96/2,133.33
  6. Step 6: Final answer
    x = 1,998.25

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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.