Home / 3,887.97-5,833.68-2,038.65

Finding the Fourth Proportional to 3,887.97, 5,833.68 and 2,038.65

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Solution

The fourth proportional to 3,887.97, 5,833.68 and 2,038.65 is: 3,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.97 : 5,833.68 = 2,038.65 : x
  2. Step 2: Convert to fraction form
    3,887.97/5,833.68 = 2,038.65/x
  3. Step 3: Cross multiply
    3,887.97x = 5,833.68 × 2,038.65
  4. Step 4: Simplify right side
    3,887.97x = 11,892,831.73
  5. Step 5: Solve for x
    x = 11,892,831.73/3,887.97
  6. Step 6: Final answer
    x = 3,058.88

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1.5x scale

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.