Home / 9,679.41-13,360.43-6,322.73

Finding the Fourth Proportional to 9,679.41, 13,360.43 and 6,322.73

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Solution

The fourth proportional to 9,679.41, 13,360.43 and 6,322.73 is: 8,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.41 : 13,360.43 = 6,322.73 : x
  2. Step 2: Convert to fraction form
    9,679.41/13,360.43 = 6,322.73/x
  3. Step 3: Cross multiply
    9,679.41x = 13,360.43 × 6,322.73
  4. Step 4: Simplify right side
    9,679.41x = 84,474,391.57
  5. Step 5: Solve for x
    x = 84,474,391.57/9,679.41
  6. Step 6: Final answer
    x = 8,727.23

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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.