Home / 6,422.45-8,852.37-4,297.22

Finding the Fourth Proportional to 6,422.45, 8,852.37 and 4,297.22

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Solution

The fourth proportional to 6,422.45, 8,852.37 and 4,297.22 is: 5,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.45 : 8,852.37 = 4,297.22 : x
  2. Step 2: Convert to fraction form
    6,422.45/8,852.37 = 4,297.22/x
  3. Step 3: Cross multiply
    6,422.45x = 8,852.37 × 4,297.22
  4. Step 4: Simplify right side
    6,422.45x = 38,040,537.15
  5. Step 5: Solve for x
    x = 38,040,537.15/6,422.45
  6. Step 6: Final answer
    x = 5,923.06

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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.