Home / 2,514.28-3,469.80-1,519.36

Finding the Fourth Proportional to 2,514.28, 3,469.80 and 1,519.36

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Solution

The fourth proportional to 2,514.28, 3,469.80 and 1,519.36 is: 2,096.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.28 : 3,469.80 = 1,519.36 : x
  2. Step 2: Convert to fraction form
    2,514.28/3,469.80 = 1,519.36/x
  3. Step 3: Cross multiply
    2,514.28x = 3,469.80 × 1,519.36
  4. Step 4: Simplify right side
    2,514.28x = 5,271,875.33
  5. Step 5: Solve for x
    x = 5,271,875.33/2,514.28
  6. Step 6: Final answer
    x = 2,096.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.