Home / 1,809.08-2,709.78-1,224.44

Finding the Fourth Proportional to 1,809.08, 2,709.78 and 1,224.44

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Solution

The fourth proportional to 1,809.08, 2,709.78 and 1,224.44 is: 1,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.08 : 2,709.78 = 1,224.44 : x
  2. Step 2: Convert to fraction form
    1,809.08/2,709.78 = 1,224.44/x
  3. Step 3: Cross multiply
    1,809.08x = 2,709.78 × 1,224.44
  4. Step 4: Simplify right side
    1,809.08x = 3,317,963.02
  5. Step 5: Solve for x
    x = 3,317,963.02/1,809.08
  6. Step 6: Final answer
    x = 1,834.06

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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.