Home / 11,100.69-15,318.78-6,064.81

Finding the Fourth Proportional to 11,100.69, 15,318.78 and 6,064.81

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Solution

The fourth proportional to 11,100.69, 15,318.78 and 6,064.81 is: 8,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.69 : 15,318.78 = 6,064.81 : x
  2. Step 2: Convert to fraction form
    11,100.69/15,318.78 = 6,064.81/x
  3. Step 3: Cross multiply
    11,100.69x = 15,318.78 × 6,064.81
  4. Step 4: Simplify right side
    11,100.69x = 92,905,407.44
  5. Step 5: Solve for x
    x = 92,905,407.44/11,100.69
  6. Step 6: Final answer
    x = 8,369.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.