Home / 2,519.28-3,475.44-2,076.96

Finding the Fourth Proportional to 2,519.28, 3,475.44 and 2,076.96

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Solution

The fourth proportional to 2,519.28, 3,475.44 and 2,076.96 is: 2,865.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.28 : 3,475.44 = 2,076.96 : x
  2. Step 2: Convert to fraction form
    2,519.28/3,475.44 = 2,076.96/x
  3. Step 3: Cross multiply
    2,519.28x = 3,475.44 × 2,076.96
  4. Step 4: Simplify right side
    2,519.28x = 7,218,349.86
  5. Step 5: Solve for x
    x = 7,218,349.86/2,519.28
  6. Step 6: Final answer
    x = 2,865.24

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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.