Home / 2,015.26-3,018.02-1,397.24

Finding the Fourth Proportional to 2,015.26, 3,018.02 and 1,397.24

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Solution

The fourth proportional to 2,015.26, 3,018.02 and 1,397.24 is: 2,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.26 : 3,018.02 = 1,397.24 : x
  2. Step 2: Convert to fraction form
    2,015.26/3,018.02 = 1,397.24/x
  3. Step 3: Cross multiply
    2,015.26x = 3,018.02 × 1,397.24
  4. Step 4: Simplify right side
    2,015.26x = 4,216,898.26
  5. Step 5: Solve for x
    x = 4,216,898.26/2,015.26
  6. Step 6: Final answer
    x = 2,092.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.