Home / 3,916.25-5,369.39-3,846.08

Finding the Fourth Proportional to 3,916.25, 5,369.39 and 3,846.08

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Solution

The fourth proportional to 3,916.25, 5,369.39 and 3,846.08 is: 5,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.25 : 5,369.39 = 3,846.08 : x
  2. Step 2: Convert to fraction form
    3,916.25/5,369.39 = 3,846.08/x
  3. Step 3: Cross multiply
    3,916.25x = 5,369.39 × 3,846.08
  4. Step 4: Simplify right side
    3,916.25x = 20,651,112.11
  5. Step 5: Solve for x
    x = 20,651,112.11/3,916.25
  6. Step 6: Final answer
    x = 5,273.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.