Home / 8,513.73-12,775.59-3,834

Finding the Fourth Proportional to 8,513.73, 12,775.59 and 3,834

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Solution

The fourth proportional to 8,513.73, 12,775.59 and 3,834 is: 5,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.73 : 12,775.59 = 3,834 : x
  2. Step 2: Convert to fraction form
    8,513.73/12,775.59 = 3,834/x
  3. Step 3: Cross multiply
    8,513.73x = 12,775.59 × 3,834
  4. Step 4: Simplify right side
    8,513.73x = 48,981,612.06
  5. Step 5: Solve for x
    x = 48,981,612.06/8,513.73
  6. Step 6: Final answer
    x = 5,753.25

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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.