Home / 6,659.75-9,190.35-3,675.56

Finding the Fourth Proportional to 6,659.75, 9,190.35 and 3,675.56

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Solution

The fourth proportional to 6,659.75, 9,190.35 and 3,675.56 is: 5,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.75 : 9,190.35 = 3,675.56 : x
  2. Step 2: Convert to fraction form
    6,659.75/9,190.35 = 3,675.56/x
  3. Step 3: Cross multiply
    6,659.75x = 9,190.35 × 3,675.56
  4. Step 4: Simplify right side
    6,659.75x = 33,779,636.89
  5. Step 5: Solve for x
    x = 33,779,636.89/6,659.75
  6. Step 6: Final answer
    x = 5,072.21

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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.