Home / 8,486.22-12,714.27-3,544.99

Finding the Fourth Proportional to 8,486.22, 12,714.27 and 3,544.99

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Solution

The fourth proportional to 8,486.22, 12,714.27 and 3,544.99 is: 5,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486.22 : 12,714.27 = 3,544.99 : x
  2. Step 2: Convert to fraction form
    8,486.22/12,714.27 = 3,544.99/x
  3. Step 3: Cross multiply
    8,486.22x = 12,714.27 × 3,544.99
  4. Step 4: Simplify right side
    8,486.22x = 45,071,960.01
  5. Step 5: Solve for x
    x = 45,071,960.01/8,486.22
  6. Step 6: Final answer
    x = 5,311.19

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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.