Home / 3,974.48-5,485.04-2,295.96

Finding the Fourth Proportional to 3,974.48, 5,485.04 and 2,295.96

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Solution

The fourth proportional to 3,974.48, 5,485.04 and 2,295.96 is: 3,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.48 : 5,485.04 = 2,295.96 : x
  2. Step 2: Convert to fraction form
    3,974.48/5,485.04 = 2,295.96/x
  3. Step 3: Cross multiply
    3,974.48x = 5,485.04 × 2,295.96
  4. Step 4: Simplify right side
    3,974.48x = 12,593,432.44
  5. Step 5: Solve for x
    x = 12,593,432.44/3,974.48
  6. Step 6: Final answer
    x = 3,168.57

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1.5x scale

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.