Home / 3,071.46-4,211-3,016.10

Finding the Fourth Proportional to 3,071.46, 4,211 and 3,016.10

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Solution

The fourth proportional to 3,071.46, 4,211 and 3,016.10 is: 4,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.46 : 4,211 = 3,016.10 : x
  2. Step 2: Convert to fraction form
    3,071.46/4,211 = 3,016.10/x
  3. Step 3: Cross multiply
    3,071.46x = 4,211 × 3,016.10
  4. Step 4: Simplify right side
    3,071.46x = 12,700,797.10
  5. Step 5: Solve for x
    x = 12,700,797.10/3,071.46
  6. Step 6: Final answer
    x = 4,135.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.