Home / 7,190.37-9,922.68-4,046.55

Finding the Fourth Proportional to 7,190.37, 9,922.68 and 4,046.55

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Solution

The fourth proportional to 7,190.37, 9,922.68 and 4,046.55 is: 5,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.37 : 9,922.68 = 4,046.55 : x
  2. Step 2: Convert to fraction form
    7,190.37/9,922.68 = 4,046.55/x
  3. Step 3: Cross multiply
    7,190.37x = 9,922.68 × 4,046.55
  4. Step 4: Simplify right side
    7,190.37x = 40,152,620.75
  5. Step 5: Solve for x
    x = 40,152,620.75/7,190.37
  6. Step 6: Final answer
    x = 5,584.23

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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.