Home / 8,161.06-11,262.34-4,435.06

Finding the Fourth Proportional to 8,161.06, 11,262.34 and 4,435.06

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Solution

The fourth proportional to 8,161.06, 11,262.34 and 4,435.06 is: 6,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.06 : 11,262.34 = 4,435.06 : x
  2. Step 2: Convert to fraction form
    8,161.06/11,262.34 = 4,435.06/x
  3. Step 3: Cross multiply
    8,161.06x = 11,262.34 × 4,435.06
  4. Step 4: Simplify right side
    8,161.06x = 49,949,153.64
  5. Step 5: Solve for x
    x = 49,949,153.64/8,161.06
  6. Step 6: Final answer
    x = 6,120.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.