Home / 10,912.93-16,362.69-4,241.63

Finding the Fourth Proportional to 10,912.93, 16,362.69 and 4,241.63

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Solution

The fourth proportional to 10,912.93, 16,362.69 and 4,241.63 is: 6,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912.93 : 16,362.69 = 4,241.63 : x
  2. Step 2: Convert to fraction form
    10,912.93/16,362.69 = 4,241.63/x
  3. Step 3: Cross multiply
    10,912.93x = 16,362.69 × 4,241.63
  4. Step 4: Simplify right side
    10,912.93x = 69,404,476.78
  5. Step 5: Solve for x
    x = 69,404,476.78/10,912.93
  6. Step 6: Final answer
    x = 6,359.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.