Home / 3,682.21-5,081.67-2,088.94

Finding the Fourth Proportional to 3,682.21, 5,081.67 and 2,088.94

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Solution

The fourth proportional to 3,682.21, 5,081.67 and 2,088.94 is: 2,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.21 : 5,081.67 = 2,088.94 : x
  2. Step 2: Convert to fraction form
    3,682.21/5,081.67 = 2,088.94/x
  3. Step 3: Cross multiply
    3,682.21x = 5,081.67 × 2,088.94
  4. Step 4: Simplify right side
    3,682.21x = 10,615,303.73
  5. Step 5: Solve for x
    x = 10,615,303.73/3,682.21
  6. Step 6: Final answer
    x = 2,882.86

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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.