Home / 6,659.23-9,189.78-3,675.03

Finding the Fourth Proportional to 6,659.23, 9,189.78 and 3,675.03

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Solution

The fourth proportional to 6,659.23, 9,189.78 and 3,675.03 is: 5,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.23 : 9,189.78 = 3,675.03 : x
  2. Step 2: Convert to fraction form
    6,659.23/9,189.78 = 3,675.03/x
  3. Step 3: Cross multiply
    6,659.23x = 9,189.78 × 3,675.03
  4. Step 4: Simplify right side
    6,659.23x = 33,772,717.19
  5. Step 5: Solve for x
    x = 33,772,717.19/6,659.23
  6. Step 6: Final answer
    x = 5,071.56

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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.