Home / 3,867.94-5,798.47-2,020.35

Finding the Fourth Proportional to 3,867.94, 5,798.47 and 2,020.35

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Solution

The fourth proportional to 3,867.94, 5,798.47 and 2,020.35 is: 3,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.94 : 5,798.47 = 2,020.35 : x
  2. Step 2: Convert to fraction form
    3,867.94/5,798.47 = 2,020.35/x
  3. Step 3: Cross multiply
    3,867.94x = 5,798.47 × 2,020.35
  4. Step 4: Simplify right side
    3,867.94x = 11,714,938.86
  5. Step 5: Solve for x
    x = 11,714,938.86/3,867.94
  6. Step 6: Final answer
    x = 3,028.73

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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.