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Finding the Fourth Proportional to 6,784.03, 9,361.50 and 3,759.06

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Solution

The fourth proportional to 6,784.03, 9,361.50 and 3,759.06 is: 5,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.03 : 9,361.50 = 3,759.06 : x
  2. Step 2: Convert to fraction form
    6,784.03/9,361.50 = 3,759.06/x
  3. Step 3: Cross multiply
    6,784.03x = 9,361.50 × 3,759.06
  4. Step 4: Simplify right side
    6,784.03x = 35,190,440.19
  5. Step 5: Solve for x
    x = 35,190,440.19/6,784.03
  6. Step 6: Final answer
    x = 5,187.25

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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.