Home / 4,885.84-6,736.11-3,114.37

Finding the Fourth Proportional to 4,885.84, 6,736.11 and 3,114.37

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Solution

The fourth proportional to 4,885.84, 6,736.11 and 3,114.37 is: 4,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.84 : 6,736.11 = 3,114.37 : x
  2. Step 2: Convert to fraction form
    4,885.84/6,736.11 = 3,114.37/x
  3. Step 3: Cross multiply
    4,885.84x = 6,736.11 × 3,114.37
  4. Step 4: Simplify right side
    4,885.84x = 20,978,705.22
  5. Step 5: Solve for x
    x = 20,978,705.22/4,885.84
  6. Step 6: Final answer
    x = 4,293.78

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1.5x scale

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.