Home / 3,811.75-5,715.54-2,058.85

Finding the Fourth Proportional to 3,811.75, 5,715.54 and 2,058.85

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Solution

The fourth proportional to 3,811.75, 5,715.54 and 2,058.85 is: 3,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.75 : 5,715.54 = 2,058.85 : x
  2. Step 2: Convert to fraction form
    3,811.75/5,715.54 = 2,058.85/x
  3. Step 3: Cross multiply
    3,811.75x = 5,715.54 × 2,058.85
  4. Step 4: Simplify right side
    3,811.75x = 11,767,439.53
  5. Step 5: Solve for x
    x = 11,767,439.53/3,811.75
  6. Step 6: Final answer
    x = 3,087.15

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1.5x scale

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.