Home / 4,084.77-5,636-2,406.05

Finding the Fourth Proportional to 4,084.77, 5,636 and 2,406.05

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Solution

The fourth proportional to 4,084.77, 5,636 and 2,406.05 is: 3,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.77 : 5,636 = 2,406.05 : x
  2. Step 2: Convert to fraction form
    4,084.77/5,636 = 2,406.05/x
  3. Step 3: Cross multiply
    4,084.77x = 5,636 × 2,406.05
  4. Step 4: Simplify right side
    4,084.77x = 13,560,469.62
  5. Step 5: Solve for x
    x = 13,560,469.62/4,084.77
  6. Step 6: Final answer
    x = 3,319.76

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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.