Home / 4,178.34-6,261.98-3,486.38

Finding the Fourth Proportional to 4,178.34, 6,261.98 and 3,486.38

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Solution

The fourth proportional to 4,178.34, 6,261.98 and 3,486.38 is: 5,224.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.34 : 6,261.98 = 3,486.38 : x
  2. Step 2: Convert to fraction form
    4,178.34/6,261.98 = 3,486.38/x
  3. Step 3: Cross multiply
    4,178.34x = 6,261.98 × 3,486.38
  4. Step 4: Simplify right side
    4,178.34x = 21,831,593.09
  5. Step 5: Solve for x
    x = 21,831,593.09/4,178.34
  6. Step 6: Final answer
    x = 5,224.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.