Home / 4,209.42-5,809-2,442.05

Finding the Fourth Proportional to 4,209.42, 5,809 and 2,442.05

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Solution

The fourth proportional to 4,209.42, 5,809 and 2,442.05 is: 3,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.42 : 5,809 = 2,442.05 : x
  2. Step 2: Convert to fraction form
    4,209.42/5,809 = 2,442.05/x
  3. Step 3: Cross multiply
    4,209.42x = 5,809 × 2,442.05
  4. Step 4: Simplify right side
    4,209.42x = 14,185,868.45
  5. Step 5: Solve for x
    x = 14,185,868.45/4,209.42
  6. Step 6: Final answer
    x = 3,370.03

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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.