Home / 2,203.13-3,039.42-1,612.64

Finding the Fourth Proportional to 2,203.13, 3,039.42 and 1,612.64

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Solution

The fourth proportional to 2,203.13, 3,039.42 and 1,612.64 is: 2,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.13 : 3,039.42 = 1,612.64 : x
  2. Step 2: Convert to fraction form
    2,203.13/3,039.42 = 1,612.64/x
  3. Step 3: Cross multiply
    2,203.13x = 3,039.42 × 1,612.64
  4. Step 4: Simplify right side
    2,203.13x = 4,901,475.07
  5. Step 5: Solve for x
    x = 4,901,475.07/2,203.13
  6. Step 6: Final answer
    x = 2,224.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.