Home / 1,516.25-2,273.67-959.92

Finding the Fourth Proportional to 1,516.25, 2,273.67 and 959.92

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Solution

The fourth proportional to 1,516.25, 2,273.67 and 959.92 is: 1,439.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.25 : 2,273.67 = 959.92 : x
  2. Step 2: Convert to fraction form
    1,516.25/2,273.67 = 959.92/x
  3. Step 3: Cross multiply
    1,516.25x = 2,273.67 × 959.92
  4. Step 4: Simplify right side
    1,516.25x = 2,182,535.62
  5. Step 5: Solve for x
    x = 2,182,535.62/1,516.25
  6. Step 6: Final answer
    x = 1,439.43

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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.