Home / 11,341.38-17,010.99-3,945.54

Finding the Fourth Proportional to 11,341.38, 17,010.99 and 3,945.54

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Solution

The fourth proportional to 11,341.38, 17,010.99 and 3,945.54 is: 5,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.38 : 17,010.99 = 3,945.54 : x
  2. Step 2: Convert to fraction form
    11,341.38/17,010.99 = 3,945.54/x
  3. Step 3: Cross multiply
    11,341.38x = 17,010.99 × 3,945.54
  4. Step 4: Simplify right side
    11,341.38x = 67,117,541.48
  5. Step 5: Solve for x
    x = 67,117,541.48/11,341.38
  6. Step 6: Final answer
    x = 5,917.93

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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.