Home / 8,536.20-12,804.84-2,691.96

Finding the Fourth Proportional to 8,536.20, 12,804.84 and 2,691.96

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Solution

The fourth proportional to 8,536.20, 12,804.84 and 2,691.96 is: 4,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.20 : 12,804.84 = 2,691.96 : x
  2. Step 2: Convert to fraction form
    8,536.20/12,804.84 = 2,691.96/x
  3. Step 3: Cross multiply
    8,536.20x = 12,804.84 × 2,691.96
  4. Step 4: Simplify right side
    8,536.20x = 34,470,117.09
  5. Step 5: Solve for x
    x = 34,470,117.09/8,536.20
  6. Step 6: Final answer
    x = 4,038.11

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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.