Home / 1,817.24-2,725.57-501.09

Finding the Fourth Proportional to 1,817.24, 2,725.57 and 501.09

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Solution

The fourth proportional to 1,817.24, 2,725.57 and 501.09 is: 751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.24 : 2,725.57 = 501.09 : x
  2. Step 2: Convert to fraction form
    1,817.24/2,725.57 = 501.09/x
  3. Step 3: Cross multiply
    1,817.24x = 2,725.57 × 501.09
  4. Step 4: Simplify right side
    1,817.24x = 1,365,755.87
  5. Step 5: Solve for x
    x = 1,365,755.87/1,817.24
  6. Step 6: Final answer
    x = 751.56

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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.