Home / 10,715.94-16,072.29-4,141.31

Finding the Fourth Proportional to 10,715.94, 16,072.29 and 4,141.31

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Solution

The fourth proportional to 10,715.94, 16,072.29 and 4,141.31 is: 6,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715.94 : 16,072.29 = 4,141.31 : x
  2. Step 2: Convert to fraction form
    10,715.94/16,072.29 = 4,141.31/x
  3. Step 3: Cross multiply
    10,715.94x = 16,072.29 × 4,141.31
  4. Step 4: Simplify right side
    10,715.94x = 66,560,254.94
  5. Step 5: Solve for x
    x = 66,560,254.94/10,715.94
  6. Step 6: Final answer
    x = 6,211.33

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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.