Home / 4,054.14-5,591.85-3,918.66

Finding the Fourth Proportional to 4,054.14, 5,591.85 and 3,918.66

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Solution

The fourth proportional to 4,054.14, 5,591.85 and 3,918.66 is: 5,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.14 : 5,591.85 = 3,918.66 : x
  2. Step 2: Convert to fraction form
    4,054.14/5,591.85 = 3,918.66/x
  3. Step 3: Cross multiply
    4,054.14x = 5,591.85 × 3,918.66
  4. Step 4: Simplify right side
    4,054.14x = 21,912,558.92
  5. Step 5: Solve for x
    x = 21,912,558.92/4,054.14
  6. Step 6: Final answer
    x = 5,404.98

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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.