Home / 3,440.39-4,749.48-2,182.73

Finding the Fourth Proportional to 3,440.39, 4,749.48 and 2,182.73

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Solution

The fourth proportional to 3,440.39, 4,749.48 and 2,182.73 is: 3,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.39 : 4,749.48 = 2,182.73 : x
  2. Step 2: Convert to fraction form
    3,440.39/4,749.48 = 2,182.73/x
  3. Step 3: Cross multiply
    3,440.39x = 4,749.48 × 2,182.73
  4. Step 4: Simplify right side
    3,440.39x = 10,366,808.73
  5. Step 5: Solve for x
    x = 10,366,808.73/3,440.39
  6. Step 6: Final answer
    x = 3,013.27

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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.