Home / 3,450.80-5,176.08-2,054.79

Finding the Fourth Proportional to 3,450.80, 5,176.08 and 2,054.79

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Solution

The fourth proportional to 3,450.80, 5,176.08 and 2,054.79 is: 3,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.80 : 5,176.08 = 2,054.79 : x
  2. Step 2: Convert to fraction form
    3,450.80/5,176.08 = 2,054.79/x
  3. Step 3: Cross multiply
    3,450.80x = 5,176.08 × 2,054.79
  4. Step 4: Simplify right side
    3,450.80x = 10,635,738.01
  5. Step 5: Solve for x
    x = 10,635,738.01/3,450.80
  6. Step 6: Final answer
    x = 3,082.11

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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.