Home / 11,541.19-15,923.99-6,505.42

Finding the Fourth Proportional to 11,541.19, 15,923.99 and 6,505.42

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Solution

The fourth proportional to 11,541.19, 15,923.99 and 6,505.42 is: 8,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.19 : 15,923.99 = 6,505.42 : x
  2. Step 2: Convert to fraction form
    11,541.19/15,923.99 = 6,505.42/x
  3. Step 3: Cross multiply
    11,541.19x = 15,923.99 × 6,505.42
  4. Step 4: Simplify right side
    11,541.19x = 103,592,163.41
  5. Step 5: Solve for x
    x = 103,592,163.41/11,541.19
  6. Step 6: Final answer
    x = 8,975.87

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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.