Home / 4,523.28-6,773.40-2,786.64

Finding the Fourth Proportional to 4,523.28, 6,773.40 and 2,786.64

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Solution

The fourth proportional to 4,523.28, 6,773.40 and 2,786.64 is: 4,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.28 : 6,773.40 = 2,786.64 : x
  2. Step 2: Convert to fraction form
    4,523.28/6,773.40 = 2,786.64/x
  3. Step 3: Cross multiply
    4,523.28x = 6,773.40 × 2,786.64
  4. Step 4: Simplify right side
    4,523.28x = 18,875,027.38
  5. Step 5: Solve for x
    x = 18,875,027.38/4,523.28
  6. Step 6: Final answer
    x = 4,172.86

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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.