Home / 10,707.84-16,063.25-3,311.33

Finding the Fourth Proportional to 10,707.84, 16,063.25 and 3,311.33

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Solution

The fourth proportional to 10,707.84, 16,063.25 and 3,311.33 is: 4,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.84 : 16,063.25 = 3,311.33 : x
  2. Step 2: Convert to fraction form
    10,707.84/16,063.25 = 3,311.33/x
  3. Step 3: Cross multiply
    10,707.84x = 16,063.25 × 3,311.33
  4. Step 4: Simplify right side
    10,707.84x = 53,190,624.75
  5. Step 5: Solve for x
    x = 53,190,624.75/10,707.84
  6. Step 6: Final answer
    x = 4,967.45

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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.