Home / 11,119-16,683.34-6,968.52

Finding the Fourth Proportional to 11,119, 16,683.34 and 6,968.52

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Solution

The fourth proportional to 11,119, 16,683.34 and 6,968.52 is: 10,455.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119 : 16,683.34 = 6,968.52 : x
  2. Step 2: Convert to fraction form
    11,119/16,683.34 = 6,968.52/x
  3. Step 3: Cross multiply
    11,119x = 16,683.34 × 6,968.52
  4. Step 4: Simplify right side
    11,119x = 116,258,188.46
  5. Step 5: Solve for x
    x = 116,258,188.46/11,119
  6. Step 6: Final answer
    x = 10,455.81

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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.