Home / 8,634.68-12,956.11-4,473.91

Finding the Fourth Proportional to 8,634.68, 12,956.11 and 4,473.91

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Solution

The fourth proportional to 8,634.68, 12,956.11 and 4,473.91 is: 6,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.68 : 12,956.11 = 4,473.91 : x
  2. Step 2: Convert to fraction form
    8,634.68/12,956.11 = 4,473.91/x
  3. Step 3: Cross multiply
    8,634.68x = 12,956.11 × 4,473.91
  4. Step 4: Simplify right side
    8,634.68x = 57,964,405.31
  5. Step 5: Solve for x
    x = 57,964,405.31/8,634.68
  6. Step 6: Final answer
    x = 6,712.98

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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.