Home / 10,864.32-16,286.88-4,704.96

Finding the Fourth Proportional to 10,864.32, 16,286.88 and 4,704.96

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Solution

The fourth proportional to 10,864.32, 16,286.88 and 4,704.96 is: 7,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.32 : 16,286.88 = 4,704.96 : x
  2. Step 2: Convert to fraction form
    10,864.32/16,286.88 = 4,704.96/x
  3. Step 3: Cross multiply
    10,864.32x = 16,286.88 × 4,704.96
  4. Step 4: Simplify right side
    10,864.32x = 76,629,118.92
  5. Step 5: Solve for x
    x = 76,629,118.92/10,864.32
  6. Step 6: Final answer
    x = 7,053.28

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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.