Home / 6,659.33-9,189.60-3,675.12

Finding the Fourth Proportional to 6,659.33, 9,189.60 and 3,675.12

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Solution

The fourth proportional to 6,659.33, 9,189.60 and 3,675.12 is: 5,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.33 : 9,189.60 = 3,675.12 : x
  2. Step 2: Convert to fraction form
    6,659.33/9,189.60 = 3,675.12/x
  3. Step 3: Cross multiply
    6,659.33x = 9,189.60 × 3,675.12
  4. Step 4: Simplify right side
    6,659.33x = 33,772,906.87
  5. Step 5: Solve for x
    x = 33,772,906.87/6,659.33
  6. Step 6: Final answer
    x = 5,071.52

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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.