Home / 11,007.66-15,190.83-6,292.38

Finding the Fourth Proportional to 11,007.66, 15,190.83 and 6,292.38

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Solution

The fourth proportional to 11,007.66, 15,190.83 and 6,292.38 is: 8,683.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.66 : 15,190.83 = 6,292.38 : x
  2. Step 2: Convert to fraction form
    11,007.66/15,190.83 = 6,292.38/x
  3. Step 3: Cross multiply
    11,007.66x = 15,190.83 × 6,292.38
  4. Step 4: Simplify right side
    11,007.66x = 95,586,474.88
  5. Step 5: Solve for x
    x = 95,586,474.88/11,007.66
  6. Step 6: Final answer
    x = 8,683.63

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1.5x scale

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.