Home / 10,864.22-16,297.67-3,842.80

Finding the Fourth Proportional to 10,864.22, 16,297.67 and 3,842.80

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Solution

The fourth proportional to 10,864.22, 16,297.67 and 3,842.80 is: 5,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.22 : 16,297.67 = 3,842.80 : x
  2. Step 2: Convert to fraction form
    10,864.22/16,297.67 = 3,842.80/x
  3. Step 3: Cross multiply
    10,864.22x = 16,297.67 × 3,842.80
  4. Step 4: Simplify right side
    10,864.22x = 62,628,655.14
  5. Step 5: Solve for x
    x = 62,628,655.14/10,864.22
  6. Step 6: Final answer
    x = 5,764.67

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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.