Home / 8,416.17-12,619.71-3,482.73

Finding the Fourth Proportional to 8,416.17, 12,619.71 and 3,482.73

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Solution

The fourth proportional to 8,416.17, 12,619.71 and 3,482.73 is: 5,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.17 : 12,619.71 = 3,482.73 : x
  2. Step 2: Convert to fraction form
    8,416.17/12,619.71 = 3,482.73/x
  3. Step 3: Cross multiply
    8,416.17x = 12,619.71 × 3,482.73
  4. Step 4: Simplify right side
    8,416.17x = 43,951,042.61
  5. Step 5: Solve for x
    x = 43,951,042.61/8,416.17
  6. Step 6: Final answer
    x = 5,222.21

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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.