Home / 8,723.97-13,083.62-3,792.45

Finding the Fourth Proportional to 8,723.97, 13,083.62 and 3,792.45

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Solution

The fourth proportional to 8,723.97, 13,083.62 and 3,792.45 is: 5,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.97 : 13,083.62 = 3,792.45 : x
  2. Step 2: Convert to fraction form
    8,723.97/13,083.62 = 3,792.45/x
  3. Step 3: Cross multiply
    8,723.97x = 13,083.62 × 3,792.45
  4. Step 4: Simplify right side
    8,723.97x = 49,618,955.71
  5. Step 5: Solve for x
    x = 49,618,955.71/8,723.97
  6. Step 6: Final answer
    x = 5,687.66

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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.