Home / 3,393.46-4,682.19-2,134.18

Finding the Fourth Proportional to 3,393.46, 4,682.19 and 2,134.18

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Solution

The fourth proportional to 3,393.46, 4,682.19 and 2,134.18 is: 2,944.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.46 : 4,682.19 = 2,134.18 : x
  2. Step 2: Convert to fraction form
    3,393.46/4,682.19 = 2,134.18/x
  3. Step 3: Cross multiply
    3,393.46x = 4,682.19 × 2,134.18
  4. Step 4: Simplify right side
    3,393.46x = 9,992,636.25
  5. Step 5: Solve for x
    x = 9,992,636.25/3,393.46
  6. Step 6: Final answer
    x = 2,944.67

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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.