Home / 8,660.36-11,945.76-6,006.80

Finding the Fourth Proportional to 8,660.36, 11,945.76 and 6,006.80

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Solution

The fourth proportional to 8,660.36, 11,945.76 and 6,006.80 is: 8,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.36 : 11,945.76 = 6,006.80 : x
  2. Step 2: Convert to fraction form
    8,660.36/11,945.76 = 6,006.80/x
  3. Step 3: Cross multiply
    8,660.36x = 11,945.76 × 6,006.80
  4. Step 4: Simplify right side
    8,660.36x = 71,755,791.17
  5. Step 5: Solve for x
    x = 71,755,791.17/8,660.36
  6. Step 6: Final answer
    x = 8,285.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.