Home / 1,515.66-2,276.94-1,453.37

Finding the Fourth Proportional to 1,515.66, 2,276.94 and 1,453.37

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Solution

The fourth proportional to 1,515.66, 2,276.94 and 1,453.37 is: 2,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515.66 : 2,276.94 = 1,453.37 : x
  2. Step 2: Convert to fraction form
    1,515.66/2,276.94 = 1,453.37/x
  3. Step 3: Cross multiply
    1,515.66x = 2,276.94 × 1,453.37
  4. Step 4: Simplify right side
    1,515.66x = 3,309,224.90
  5. Step 5: Solve for x
    x = 3,309,224.90/1,515.66
  6. Step 6: Final answer
    x = 2,183.36

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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.