Home / 4,016.40-6,022.20-2,072.40

Finding the Fourth Proportional to 4,016.40, 6,022.20 and 2,072.40

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Solution

The fourth proportional to 4,016.40, 6,022.20 and 2,072.40 is: 3,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,016.40 : 6,022.20 = 2,072.40 : x
  2. Step 2: Convert to fraction form
    4,016.40/6,022.20 = 2,072.40/x
  3. Step 3: Cross multiply
    4,016.40x = 6,022.20 × 2,072.40
  4. Step 4: Simplify right side
    4,016.40x = 12,480,407.28
  5. Step 5: Solve for x
    x = 12,480,407.28/4,016.40
  6. Step 6: Final answer
    x = 3,107.36

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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.