Home / 8,558.20-12,837.18-2,714.86

Finding the Fourth Proportional to 8,558.20, 12,837.18 and 2,714.86

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Solution

The fourth proportional to 8,558.20, 12,837.18 and 2,714.86 is: 4,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.20 : 12,837.18 = 2,714.86 : x
  2. Step 2: Convert to fraction form
    8,558.20/12,837.18 = 2,714.86/x
  3. Step 3: Cross multiply
    8,558.20x = 12,837.18 × 2,714.86
  4. Step 4: Simplify right side
    8,558.20x = 34,851,146.49
  5. Step 5: Solve for x
    x = 34,851,146.49/8,558.20
  6. Step 6: Final answer
    x = 4,072.25

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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.