Home / 11,845.48-17,717.34-6,902.76

Finding the Fourth Proportional to 11,845.48, 17,717.34 and 6,902.76

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Solution

The fourth proportional to 11,845.48, 17,717.34 and 6,902.76 is: 10,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.48 : 17,717.34 = 6,902.76 : x
  2. Step 2: Convert to fraction form
    11,845.48/17,717.34 = 6,902.76/x
  3. Step 3: Cross multiply
    11,845.48x = 17,717.34 × 6,902.76
  4. Step 4: Simplify right side
    11,845.48x = 122,298,545.86
  5. Step 5: Solve for x
    x = 122,298,545.86/11,845.48
  6. Step 6: Final answer
    x = 10,324.49

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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.