Home / 3,515.72-5,273.57-1,050.54

Finding the Fourth Proportional to 3,515.72, 5,273.57 and 1,050.54

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Solution

The fourth proportional to 3,515.72, 5,273.57 and 1,050.54 is: 1,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.72 : 5,273.57 = 1,050.54 : x
  2. Step 2: Convert to fraction form
    3,515.72/5,273.57 = 1,050.54/x
  3. Step 3: Cross multiply
    3,515.72x = 5,273.57 × 1,050.54
  4. Step 4: Simplify right side
    3,515.72x = 5,540,073.17
  5. Step 5: Solve for x
    x = 5,540,073.17/3,515.72
  6. Step 6: Final answer
    x = 1,575.80

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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.