Home / 2,746.21-4,110.79-2,221.84

Finding the Fourth Proportional to 2,746.21, 4,110.79 and 2,221.84

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Solution

The fourth proportional to 2,746.21, 4,110.79 and 2,221.84 is: 3,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.21 : 4,110.79 = 2,221.84 : x
  2. Step 2: Convert to fraction form
    2,746.21/4,110.79 = 2,221.84/x
  3. Step 3: Cross multiply
    2,746.21x = 4,110.79 × 2,221.84
  4. Step 4: Simplify right side
    2,746.21x = 9,133,517.65
  5. Step 5: Solve for x
    x = 9,133,517.65/2,746.21
  6. Step 6: Final answer
    x = 3,325.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.