Home / 2,336.13-3,221.20-1,739.67

Finding the Fourth Proportional to 2,336.13, 3,221.20 and 1,739.67

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Solution

The fourth proportional to 2,336.13, 3,221.20 and 1,739.67 is: 2,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.13 : 3,221.20 = 1,739.67 : x
  2. Step 2: Convert to fraction form
    2,336.13/3,221.20 = 1,739.67/x
  3. Step 3: Cross multiply
    2,336.13x = 3,221.20 × 1,739.67
  4. Step 4: Simplify right side
    2,336.13x = 5,603,825.00
  5. Step 5: Solve for x
    x = 5,603,825.00/2,336.13
  6. Step 6: Final answer
    x = 2,398.76

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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.