Home / 1,516.25-2,273.72-591.63

Finding the Fourth Proportional to 1,516.25, 2,273.72 and 591.63

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Solution

The fourth proportional to 1,516.25, 2,273.72 and 591.63 is: 887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.25 : 2,273.72 = 591.63 : x
  2. Step 2: Convert to fraction form
    1,516.25/2,273.72 = 591.63/x
  3. Step 3: Cross multiply
    1,516.25x = 2,273.72 × 591.63
  4. Step 4: Simplify right side
    1,516.25x = 1,345,198.01
  5. Step 5: Solve for x
    x = 1,345,198.01/1,516.25
  6. Step 6: Final answer
    x = 887.19

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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.