Home / 3,554.67-4,906.32-2,422.21

Finding the Fourth Proportional to 3,554.67, 4,906.32 and 2,422.21

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Solution

The fourth proportional to 3,554.67, 4,906.32 and 2,422.21 is: 3,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.67 : 4,906.32 = 2,422.21 : x
  2. Step 2: Convert to fraction form
    3,554.67/4,906.32 = 2,422.21/x
  3. Step 3: Cross multiply
    3,554.67x = 4,906.32 × 2,422.21
  4. Step 4: Simplify right side
    3,554.67x = 11,884,137.37
  5. Step 5: Solve for x
    x = 11,884,137.37/3,554.67
  6. Step 6: Final answer
    x = 3,343.25

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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.