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Finding the Fourth Proportional to 3,790.01, 5,229.86 and 2,795.84

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Solution

The fourth proportional to 3,790.01, 5,229.86 and 2,795.84 is: 3,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.01 : 5,229.86 = 2,795.84 : x
  2. Step 2: Convert to fraction form
    3,790.01/5,229.86 = 2,795.84/x
  3. Step 3: Cross multiply
    3,790.01x = 5,229.86 × 2,795.84
  4. Step 4: Simplify right side
    3,790.01x = 14,621,811.65
  5. Step 5: Solve for x
    x = 14,621,811.65/3,790.01
  6. Step 6: Final answer
    x = 3,857.99

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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.