Home / 3,771.42-5,204.58-2,092.80

Finding the Fourth Proportional to 3,771.42, 5,204.58 and 2,092.80

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Solution

The fourth proportional to 3,771.42, 5,204.58 and 2,092.80 is: 2,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.42 : 5,204.58 = 2,092.80 : x
  2. Step 2: Convert to fraction form
    3,771.42/5,204.58 = 2,092.80/x
  3. Step 3: Cross multiply
    3,771.42x = 5,204.58 × 2,092.80
  4. Step 4: Simplify right side
    3,771.42x = 10,892,145.02
  5. Step 5: Solve for x
    x = 10,892,145.02/3,771.42
  6. Step 6: Final answer
    x = 2,888.08

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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.