Home / 2,796.17-4,190.32-2,208.59

Finding the Fourth Proportional to 2,796.17, 4,190.32 and 2,208.59

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Solution

The fourth proportional to 2,796.17, 4,190.32 and 2,208.59 is: 3,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.17 : 4,190.32 = 2,208.59 : x
  2. Step 2: Convert to fraction form
    2,796.17/4,190.32 = 2,208.59/x
  3. Step 3: Cross multiply
    2,796.17x = 4,190.32 × 2,208.59
  4. Step 4: Simplify right side
    2,796.17x = 9,254,672.38
  5. Step 5: Solve for x
    x = 9,254,672.38/2,796.17
  6. Step 6: Final answer
    x = 3,309.77

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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.