Home / 5,204.84-7,178.92-3,314.56

Finding the Fourth Proportional to 5,204.84, 7,178.92 and 3,314.56

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Solution

The fourth proportional to 5,204.84, 7,178.92 and 3,314.56 is: 4,571.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.84 : 7,178.92 = 3,314.56 : x
  2. Step 2: Convert to fraction form
    5,204.84/7,178.92 = 3,314.56/x
  3. Step 3: Cross multiply
    5,204.84x = 7,178.92 × 3,314.56
  4. Step 4: Simplify right side
    5,204.84x = 23,794,961.08
  5. Step 5: Solve for x
    x = 23,794,961.08/5,204.84
  6. Step 6: Final answer
    x = 4,571.70

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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.