Home / 6,791.61-10,189.44-3,507.06

Finding the Fourth Proportional to 6,791.61, 10,189.44 and 3,507.06

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Solution

The fourth proportional to 6,791.61, 10,189.44 and 3,507.06 is: 5,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.61 : 10,189.44 = 3,507.06 : x
  2. Step 2: Convert to fraction form
    6,791.61/10,189.44 = 3,507.06/x
  3. Step 3: Cross multiply
    6,791.61x = 10,189.44 × 3,507.06
  4. Step 4: Simplify right side
    6,791.61x = 35,734,977.45
  5. Step 5: Solve for x
    x = 35,734,977.45/6,791.61
  6. Step 6: Final answer
    x = 5,261.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.