Home / 3,512.99-5,261.72-2,276.66

Finding the Fourth Proportional to 3,512.99, 5,261.72 and 2,276.66

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Solution

The fourth proportional to 3,512.99, 5,261.72 and 2,276.66 is: 3,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.99 : 5,261.72 = 2,276.66 : x
  2. Step 2: Convert to fraction form
    3,512.99/5,261.72 = 2,276.66/x
  3. Step 3: Cross multiply
    3,512.99x = 5,261.72 × 2,276.66
  4. Step 4: Simplify right side
    3,512.99x = 11,979,109.76
  5. Step 5: Solve for x
    x = 11,979,109.76/3,512.99
  6. Step 6: Final answer
    x = 3,409.95

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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.