Home / 9,735.06-13,425.66-8,241.42

Finding the Fourth Proportional to 9,735.06, 13,425.66 and 8,241.42

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Solution

The fourth proportional to 9,735.06, 13,425.66 and 8,241.42 is: 11,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,735.06 : 13,425.66 = 8,241.42 : x
  2. Step 2: Convert to fraction form
    9,735.06/13,425.66 = 8,241.42/x
  3. Step 3: Cross multiply
    9,735.06x = 13,425.66 × 8,241.42
  4. Step 4: Simplify right side
    9,735.06x = 110,646,502.84
  5. Step 5: Solve for x
    x = 110,646,502.84/9,735.06
  6. Step 6: Final answer
    x = 11,365.78

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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.