Home / 9,441.92-13,029.60-5,250.40

Finding the Fourth Proportional to 9,441.92, 13,029.60 and 5,250.40

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Solution

The fourth proportional to 9,441.92, 13,029.60 and 5,250.40 is: 7,245.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441.92 : 13,029.60 = 5,250.40 : x
  2. Step 2: Convert to fraction form
    9,441.92/13,029.60 = 5,250.40/x
  3. Step 3: Cross multiply
    9,441.92x = 13,029.60 × 5,250.40
  4. Step 4: Simplify right side
    9,441.92x = 68,410,611.84
  5. Step 5: Solve for x
    x = 68,410,611.84/9,441.92
  6. Step 6: Final answer
    x = 7,245.41

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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.