Home / 8,857.17-13,286.57-4,471.83

Finding the Fourth Proportional to 8,857.17, 13,286.57 and 4,471.83

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Solution

The fourth proportional to 8,857.17, 13,286.57 and 4,471.83 is: 6,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.17 : 13,286.57 = 4,471.83 : x
  2. Step 2: Convert to fraction form
    8,857.17/13,286.57 = 4,471.83/x
  3. Step 3: Cross multiply
    8,857.17x = 13,286.57 × 4,471.83
  4. Step 4: Simplify right side
    8,857.17x = 59,415,259.96
  5. Step 5: Solve for x
    x = 59,415,259.96/8,857.17
  6. Step 6: Final answer
    x = 6,708.15

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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.