Home / 2,796.22-4,188.93-2,179.72

Finding the Fourth Proportional to 2,796.22, 4,188.93 and 2,179.72

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Solution

The fourth proportional to 2,796.22, 4,188.93 and 2,179.72 is: 3,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.22 : 4,188.93 = 2,179.72 : x
  2. Step 2: Convert to fraction form
    2,796.22/4,188.93 = 2,179.72/x
  3. Step 3: Cross multiply
    2,796.22x = 4,188.93 × 2,179.72
  4. Step 4: Simplify right side
    2,796.22x = 9,130,694.50
  5. Step 5: Solve for x
    x = 9,130,694.50/2,796.22
  6. Step 6: Final answer
    x = 3,265.37

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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.