Home / 6,659.40-9,189.96-3,675.44

Finding the Fourth Proportional to 6,659.40, 9,189.96 and 3,675.44

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Solution

The fourth proportional to 6,659.40, 9,189.96 and 3,675.44 is: 5,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.40 : 9,189.96 = 3,675.44 : x
  2. Step 2: Convert to fraction form
    6,659.40/9,189.96 = 3,675.44/x
  3. Step 3: Cross multiply
    6,659.40x = 9,189.96 × 3,675.44
  4. Step 4: Simplify right side
    6,659.40x = 33,777,146.58
  5. Step 5: Solve for x
    x = 33,777,146.58/6,659.40
  6. Step 6: Final answer
    x = 5,072.10

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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.