Home / 2,974.26-4,103.89-1,795.40

Finding the Fourth Proportional to 2,974.26, 4,103.89 and 1,795.40

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Solution

The fourth proportional to 2,974.26, 4,103.89 and 1,795.40 is: 2,477.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.26 : 4,103.89 = 1,795.40 : x
  2. Step 2: Convert to fraction form
    2,974.26/4,103.89 = 1,795.40/x
  3. Step 3: Cross multiply
    2,974.26x = 4,103.89 × 1,795.40
  4. Step 4: Simplify right side
    2,974.26x = 7,368,099.10
  5. Step 5: Solve for x
    x = 7,368,099.10/2,974.26
  6. Step 6: Final answer
    x = 2,477.29

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Why These Related Problems?

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