Home / 2,771.78-3,824.96-1,652.69

Finding the Fourth Proportional to 2,771.78, 3,824.96 and 1,652.69

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Solution

The fourth proportional to 2,771.78, 3,824.96 and 1,652.69 is: 2,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.78 : 3,824.96 = 1,652.69 : x
  2. Step 2: Convert to fraction form
    2,771.78/3,824.96 = 1,652.69/x
  3. Step 3: Cross multiply
    2,771.78x = 3,824.96 × 1,652.69
  4. Step 4: Simplify right side
    2,771.78x = 6,321,474.44
  5. Step 5: Solve for x
    x = 6,321,474.44/2,771.78
  6. Step 6: Final answer
    x = 2,280.66

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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.