Home / 11,942.28-17,916.36-5,941.19

Finding the Fourth Proportional to 11,942.28, 17,916.36 and 5,941.19

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Solution

The fourth proportional to 11,942.28, 17,916.36 and 5,941.19 is: 8,913.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.28 : 17,916.36 = 5,941.19 : x
  2. Step 2: Convert to fraction form
    11,942.28/17,916.36 = 5,941.19/x
  3. Step 3: Cross multiply
    11,942.28x = 17,916.36 × 5,941.19
  4. Step 4: Simplify right side
    11,942.28x = 106,444,554.86
  5. Step 5: Solve for x
    x = 106,444,554.86/11,942.28
  6. Step 6: Final answer
    x = 8,913.25

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1.5x scale

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.