Home / 8,218.26-11,344.15-4,863.95

Finding the Fourth Proportional to 8,218.26, 11,344.15 and 4,863.95

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Solution

The fourth proportional to 8,218.26, 11,344.15 and 4,863.95 is: 6,714.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.26 : 11,344.15 = 4,863.95 : x
  2. Step 2: Convert to fraction form
    8,218.26/11,344.15 = 4,863.95/x
  3. Step 3: Cross multiply
    8,218.26x = 11,344.15 × 4,863.95
  4. Step 4: Simplify right side
    8,218.26x = 55,177,370.29
  5. Step 5: Solve for x
    x = 55,177,370.29/8,218.26
  6. Step 6: Final answer
    x = 6,714.00

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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.