Home / 4,209.56-5,808.91-2,321.15

Finding the Fourth Proportional to 4,209.56, 5,808.91 and 2,321.15

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Solution

The fourth proportional to 4,209.56, 5,808.91 and 2,321.15 is: 3,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.56 : 5,808.91 = 2,321.15 : x
  2. Step 2: Convert to fraction form
    4,209.56/5,808.91 = 2,321.15/x
  3. Step 3: Cross multiply
    4,209.56x = 5,808.91 × 2,321.15
  4. Step 4: Simplify right side
    4,209.56x = 13,483,360.17
  5. Step 5: Solve for x
    x = 13,483,360.17/4,209.56
  6. Step 6: Final answer
    x = 3,203.04

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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.