Home / 8,254.97-11,391.62-4,718.18

Finding the Fourth Proportional to 8,254.97, 11,391.62 and 4,718.18

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Solution

The fourth proportional to 8,254.97, 11,391.62 and 4,718.18 is: 6,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.97 : 11,391.62 = 4,718.18 : x
  2. Step 2: Convert to fraction form
    8,254.97/11,391.62 = 4,718.18/x
  3. Step 3: Cross multiply
    8,254.97x = 11,391.62 × 4,718.18
  4. Step 4: Simplify right side
    8,254.97x = 53,747,713.65
  5. Step 5: Solve for x
    x = 53,747,713.65/8,254.97
  6. Step 6: Final answer
    x = 6,510.95

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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.