Home / 2,146.20-3,219.30-2,016.60

Finding the Fourth Proportional to 2,146.20, 3,219.30 and 2,016.60

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Solution

The fourth proportional to 2,146.20, 3,219.30 and 2,016.60 is: 3,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.20 : 3,219.30 = 2,016.60 : x
  2. Step 2: Convert to fraction form
    2,146.20/3,219.30 = 2,016.60/x
  3. Step 3: Cross multiply
    2,146.20x = 3,219.30 × 2,016.60
  4. Step 4: Simplify right side
    2,146.20x = 6,492,040.38
  5. Step 5: Solve for x
    x = 6,492,040.38/2,146.20
  6. Step 6: Final answer
    x = 3,024.90

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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.