Home / 9,677.75-13,268.34-9,502.79

Finding the Fourth Proportional to 9,677.75, 13,268.34 and 9,502.79

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Solution

The fourth proportional to 9,677.75, 13,268.34 and 9,502.79 is: 13,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.75 : 13,268.34 = 9,502.79 : x
  2. Step 2: Convert to fraction form
    9,677.75/13,268.34 = 9,502.79/x
  3. Step 3: Cross multiply
    9,677.75x = 13,268.34 × 9,502.79
  4. Step 4: Simplify right side
    9,677.75x = 126,086,182.33
  5. Step 5: Solve for x
    x = 126,086,182.33/9,677.75
  6. Step 6: Final answer
    x = 13,028.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.