Home / 4,209.44-5,809.07-2,321.09

Finding the Fourth Proportional to 4,209.44, 5,809.07 and 2,321.09

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Solution

The fourth proportional to 4,209.44, 5,809.07 and 2,321.09 is: 3,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.44 : 5,809.07 = 2,321.09 : x
  2. Step 2: Convert to fraction form
    4,209.44/5,809.07 = 2,321.09/x
  3. Step 3: Cross multiply
    4,209.44x = 5,809.07 × 2,321.09
  4. Step 4: Simplify right side
    4,209.44x = 13,483,377.20
  5. Step 5: Solve for x
    x = 13,483,377.20/4,209.44
  6. Step 6: Final answer
    x = 3,203.13

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1.5x scale

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.