Home / 2,619.82-3,614.53-1,500.69

Finding the Fourth Proportional to 2,619.82, 3,614.53 and 1,500.69

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Solution

The fourth proportional to 2,619.82, 3,614.53 and 1,500.69 is: 2,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.82 : 3,614.53 = 1,500.69 : x
  2. Step 2: Convert to fraction form
    2,619.82/3,614.53 = 1,500.69/x
  3. Step 3: Cross multiply
    2,619.82x = 3,614.53 × 1,500.69
  4. Step 4: Simplify right side
    2,619.82x = 5,424,289.03
  5. Step 5: Solve for x
    x = 5,424,289.03/2,619.82
  6. Step 6: Final answer
    x = 2,070.48

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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.