Home / 3,946.48-5,446.44-2,267.96

Finding the Fourth Proportional to 3,946.48, 5,446.44 and 2,267.96

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Solution

The fourth proportional to 3,946.48, 5,446.44 and 2,267.96 is: 3,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.48 : 5,446.44 = 2,267.96 : x
  2. Step 2: Convert to fraction form
    3,946.48/5,446.44 = 2,267.96/x
  3. Step 3: Cross multiply
    3,946.48x = 5,446.44 × 2,267.96
  4. Step 4: Simplify right side
    3,946.48x = 12,352,308.06
  5. Step 5: Solve for x
    x = 12,352,308.06/3,946.48
  6. Step 6: Final answer
    x = 3,129.96

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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.