Home / 3,228.05-4,446.23-2,480.58

Finding the Fourth Proportional to 3,228.05, 4,446.23 and 2,480.58

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Solution

The fourth proportional to 3,228.05, 4,446.23 and 2,480.58 is: 3,416.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.05 : 4,446.23 = 2,480.58 : x
  2. Step 2: Convert to fraction form
    3,228.05/4,446.23 = 2,480.58/x
  3. Step 3: Cross multiply
    3,228.05x = 4,446.23 × 2,480.58
  4. Step 4: Simplify right side
    3,228.05x = 11,029,216.81
  5. Step 5: Solve for x
    x = 11,029,216.81/3,228.05
  6. Step 6: Final answer
    x = 3,416.68

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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.