Home / 11,629.28-16,049.40-6,916.16

Finding the Fourth Proportional to 11,629.28, 16,049.40 and 6,916.16

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Solution

The fourth proportional to 11,629.28, 16,049.40 and 6,916.16 is: 9,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.28 : 16,049.40 = 6,916.16 : x
  2. Step 2: Convert to fraction form
    11,629.28/16,049.40 = 6,916.16/x
  3. Step 3: Cross multiply
    11,629.28x = 16,049.40 × 6,916.16
  4. Step 4: Simplify right side
    11,629.28x = 111,000,218.30
  5. Step 5: Solve for x
    x = 111,000,218.30/11,629.28
  6. Step 6: Final answer
    x = 9,544.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.