Home / 8,285.92-11,435.99-5,301.61

Finding the Fourth Proportional to 8,285.92, 11,435.99 and 5,301.61

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Solution

The fourth proportional to 8,285.92, 11,435.99 and 5,301.61 is: 7,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.92 : 11,435.99 = 5,301.61 : x
  2. Step 2: Convert to fraction form
    8,285.92/11,435.99 = 5,301.61/x
  3. Step 3: Cross multiply
    8,285.92x = 11,435.99 × 5,301.61
  4. Step 4: Simplify right side
    8,285.92x = 60,629,103.85
  5. Step 5: Solve for x
    x = 60,629,103.85/8,285.92
  6. Step 6: Final answer
    x = 7,317.13

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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.