Home / 4,186.44-5,777.16-2,418

Finding the Fourth Proportional to 4,186.44, 5,777.16 and 2,418

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Solution

The fourth proportional to 4,186.44, 5,777.16 and 2,418 is: 3,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.44 : 5,777.16 = 2,418 : x
  2. Step 2: Convert to fraction form
    4,186.44/5,777.16 = 2,418/x
  3. Step 3: Cross multiply
    4,186.44x = 5,777.16 × 2,418
  4. Step 4: Simplify right side
    4,186.44x = 13,969,172.88
  5. Step 5: Solve for x
    x = 13,969,172.88/4,186.44
  6. Step 6: Final answer
    x = 3,336.77

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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.