Home / 3,016.60-4,530.30-2,195.80

Finding the Fourth Proportional to 3,016.60, 4,530.30 and 2,195.80

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Solution

The fourth proportional to 3,016.60, 4,530.30 and 2,195.80 is: 3,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.60 : 4,530.30 = 2,195.80 : x
  2. Step 2: Convert to fraction form
    3,016.60/4,530.30 = 2,195.80/x
  3. Step 3: Cross multiply
    3,016.60x = 4,530.30 × 2,195.80
  4. Step 4: Simplify right side
    3,016.60x = 9,947,632.74
  5. Step 5: Solve for x
    x = 9,947,632.74/3,016.60
  6. Step 6: Final answer
    x = 3,297.63

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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.