Home / 10,968.75-16,462.44-4,399.38

Finding the Fourth Proportional to 10,968.75, 16,462.44 and 4,399.38

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Solution

The fourth proportional to 10,968.75, 16,462.44 and 4,399.38 is: 6,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.75 : 16,462.44 = 4,399.38 : x
  2. Step 2: Convert to fraction form
    10,968.75/16,462.44 = 4,399.38/x
  3. Step 3: Cross multiply
    10,968.75x = 16,462.44 × 4,399.38
  4. Step 4: Simplify right side
    10,968.75x = 72,424,529.29
  5. Step 5: Solve for x
    x = 72,424,529.29/10,968.75
  6. Step 6: Final answer
    x = 6,602.81

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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.