Home / 9,606.94-13,257.57-5,190.94

Finding the Fourth Proportional to 9,606.94, 13,257.57 and 5,190.94

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Solution

The fourth proportional to 9,606.94, 13,257.57 and 5,190.94 is: 7,163.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,606.94 : 13,257.57 = 5,190.94 : x
  2. Step 2: Convert to fraction form
    9,606.94/13,257.57 = 5,190.94/x
  3. Step 3: Cross multiply
    9,606.94x = 13,257.57 × 5,190.94
  4. Step 4: Simplify right side
    9,606.94x = 68,819,236.74
  5. Step 5: Solve for x
    x = 68,819,236.74/9,606.94
  6. Step 6: Final answer
    x = 7,163.49

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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.