Home / 10,464.54-15,696.80-3,892.38

Finding the Fourth Proportional to 10,464.54, 15,696.80 and 3,892.38

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Solution

The fourth proportional to 10,464.54, 15,696.80 and 3,892.38 is: 5,838.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.54 : 15,696.80 = 3,892.38 : x
  2. Step 2: Convert to fraction form
    10,464.54/15,696.80 = 3,892.38/x
  3. Step 3: Cross multiply
    10,464.54x = 15,696.80 × 3,892.38
  4. Step 4: Simplify right side
    10,464.54x = 61,097,910.38
  5. Step 5: Solve for x
    x = 61,097,910.38/10,464.54
  6. Step 6: Final answer
    x = 5,838.57

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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.