Home / 3,946.12-5,444.97-2,267.60

Finding the Fourth Proportional to 3,946.12, 5,444.97 and 2,267.60

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Solution

The fourth proportional to 3,946.12, 5,444.97 and 2,267.60 is: 3,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.12 : 5,444.97 = 2,267.60 : x
  2. Step 2: Convert to fraction form
    3,946.12/5,444.97 = 2,267.60/x
  3. Step 3: Cross multiply
    3,946.12x = 5,444.97 × 2,267.60
  4. Step 4: Simplify right side
    3,946.12x = 12,347,013.97
  5. Step 5: Solve for x
    x = 12,347,013.97/3,946.12
  6. Step 6: Final answer
    x = 3,128.90

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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.