Home / 3,867.84-5,796.63-2,020.50

Finding the Fourth Proportional to 3,867.84, 5,796.63 and 2,020.50

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Solution

The fourth proportional to 3,867.84, 5,796.63 and 2,020.50 is: 3,028.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.84 : 5,796.63 = 2,020.50 : x
  2. Step 2: Convert to fraction form
    3,867.84/5,796.63 = 2,020.50/x
  3. Step 3: Cross multiply
    3,867.84x = 5,796.63 × 2,020.50
  4. Step 4: Simplify right side
    3,867.84x = 11,712,090.92
  5. Step 5: Solve for x
    x = 11,712,090.92/3,867.84
  6. Step 6: Final answer
    x = 3,028.07

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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.