Home / 6,172.20-9,258.44-2,012.31

Finding the Fourth Proportional to 6,172.20, 9,258.44 and 2,012.31

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Solution

The fourth proportional to 6,172.20, 9,258.44 and 2,012.31 is: 3,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.20 : 9,258.44 = 2,012.31 : x
  2. Step 2: Convert to fraction form
    6,172.20/9,258.44 = 2,012.31/x
  3. Step 3: Cross multiply
    6,172.20x = 9,258.44 × 2,012.31
  4. Step 4: Simplify right side
    6,172.20x = 18,630,841.33
  5. Step 5: Solve for x
    x = 18,630,841.33/6,172.20
  6. Step 6: Final answer
    x = 3,018.51

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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.