Home / 6,012.14-9,018.22-2,115.64

Finding the Fourth Proportional to 6,012.14, 9,018.22 and 2,115.64

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Solution

The fourth proportional to 6,012.14, 9,018.22 and 2,115.64 is: 3,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.14 : 9,018.22 = 2,115.64 : x
  2. Step 2: Convert to fraction form
    6,012.14/9,018.22 = 2,115.64/x
  3. Step 3: Cross multiply
    6,012.14x = 9,018.22 × 2,115.64
  4. Step 4: Simplify right side
    6,012.14x = 19,079,306.96
  5. Step 5: Solve for x
    x = 19,079,306.96/6,012.14
  6. Step 6: Final answer
    x = 3,173.46

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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.