Home / 5,235.33-7,849.73-1,945.72

Finding the Fourth Proportional to 5,235.33, 7,849.73 and 1,945.72

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Solution

The fourth proportional to 5,235.33, 7,849.73 and 1,945.72 is: 2,917.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.33 : 7,849.73 = 1,945.72 : x
  2. Step 2: Convert to fraction form
    5,235.33/7,849.73 = 1,945.72/x
  3. Step 3: Cross multiply
    5,235.33x = 7,849.73 × 1,945.72
  4. Step 4: Simplify right side
    5,235.33x = 15,273,380.39
  5. Step 5: Solve for x
    x = 15,273,380.39/5,235.33
  6. Step 6: Final answer
    x = 2,917.37

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1.5x scale

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.