Home / 1,844.83-2,767.57-612.11

Finding the Fourth Proportional to 1,844.83, 2,767.57 and 612.11

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Solution

The fourth proportional to 1,844.83, 2,767.57 and 612.11 is: 918.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.83 : 2,767.57 = 612.11 : x
  2. Step 2: Convert to fraction form
    1,844.83/2,767.57 = 612.11/x
  3. Step 3: Cross multiply
    1,844.83x = 2,767.57 × 612.11
  4. Step 4: Simplify right side
    1,844.83x = 1,694,047.09
  5. Step 5: Solve for x
    x = 1,694,047.09/1,844.83
  6. Step 6: Final answer
    x = 918.27

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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.