Home / 8,014.23-12,018.38-2,748.15

Finding the Fourth Proportional to 8,014.23, 12,018.38 and 2,748.15

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Solution

The fourth proportional to 8,014.23, 12,018.38 and 2,748.15 is: 4,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.23 : 12,018.38 = 2,748.15 : x
  2. Step 2: Convert to fraction form
    8,014.23/12,018.38 = 2,748.15/x
  3. Step 3: Cross multiply
    8,014.23x = 12,018.38 × 2,748.15
  4. Step 4: Simplify right side
    8,014.23x = 33,028,297.26
  5. Step 5: Solve for x
    x = 33,028,297.26/8,014.23
  6. Step 6: Final answer
    x = 4,121.21

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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.