Home / 8,464.22-12,694.88-2,539.49

Finding the Fourth Proportional to 8,464.22, 12,694.88 and 2,539.49

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Solution

The fourth proportional to 8,464.22, 12,694.88 and 2,539.49 is: 3,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.22 : 12,694.88 = 2,539.49 : x
  2. Step 2: Convert to fraction form
    8,464.22/12,694.88 = 2,539.49/x
  3. Step 3: Cross multiply
    8,464.22x = 12,694.88 × 2,539.49
  4. Step 4: Simplify right side
    8,464.22x = 32,238,444.64
  5. Step 5: Solve for x
    x = 32,238,444.64/8,464.22
  6. Step 6: Final answer
    x = 3,808.79

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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.