Home / 6,012.22-9,018.32-3,945.30

Finding the Fourth Proportional to 6,012.22, 9,018.32 and 3,945.30

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Solution

The fourth proportional to 6,012.22, 9,018.32 and 3,945.30 is: 5,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.22 : 9,018.32 = 3,945.30 : x
  2. Step 2: Convert to fraction form
    6,012.22/9,018.32 = 3,945.30/x
  3. Step 3: Cross multiply
    6,012.22x = 9,018.32 × 3,945.30
  4. Step 4: Simplify right side
    6,012.22x = 35,579,977.90
  5. Step 5: Solve for x
    x = 35,579,977.90/6,012.22
  6. Step 6: Final answer
    x = 5,917.94

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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.