Home / 3,916.55-5,874.83-2,271.97

Finding the Fourth Proportional to 3,916.55, 5,874.83 and 2,271.97

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Solution

The fourth proportional to 3,916.55, 5,874.83 and 2,271.97 is: 3,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.55 : 5,874.83 = 2,271.97 : x
  2. Step 2: Convert to fraction form
    3,916.55/5,874.83 = 2,271.97/x
  3. Step 3: Cross multiply
    3,916.55x = 5,874.83 × 2,271.97
  4. Step 4: Simplify right side
    3,916.55x = 13,347,458.54
  5. Step 5: Solve for x
    x = 13,347,458.54/3,916.55
  6. Step 6: Final answer
    x = 3,407.96

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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.