Home / 8,536.12-12,795.40-3,269.88

Finding the Fourth Proportional to 8,536.12, 12,795.40 and 3,269.88

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Solution

The fourth proportional to 8,536.12, 12,795.40 and 3,269.88 is: 4,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.12 : 12,795.40 = 3,269.88 : x
  2. Step 2: Convert to fraction form
    8,536.12/12,795.40 = 3,269.88/x
  3. Step 3: Cross multiply
    8,536.12x = 12,795.40 × 3,269.88
  4. Step 4: Simplify right side
    8,536.12x = 41,839,422.55
  5. Step 5: Solve for x
    x = 41,839,422.55/8,536.12
  6. Step 6: Final answer
    x = 4,901.46

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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.