Home / 5,446.75-7,517.43-3,090.25

Finding the Fourth Proportional to 5,446.75, 7,517.43 and 3,090.25

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Solution

The fourth proportional to 5,446.75, 7,517.43 and 3,090.25 is: 4,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.75 : 7,517.43 = 3,090.25 : x
  2. Step 2: Convert to fraction form
    5,446.75/7,517.43 = 3,090.25/x
  3. Step 3: Cross multiply
    5,446.75x = 7,517.43 × 3,090.25
  4. Step 4: Simplify right side
    5,446.75x = 23,230,738.06
  5. Step 5: Solve for x
    x = 23,230,738.06/5,446.75
  6. Step 6: Final answer
    x = 4,265.06

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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.