Home / 4,190.37-6,287.60-2,965.65

Finding the Fourth Proportional to 4,190.37, 6,287.60 and 2,965.65

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Solution

The fourth proportional to 4,190.37, 6,287.60 and 2,965.65 is: 4,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.37 : 6,287.60 = 2,965.65 : x
  2. Step 2: Convert to fraction form
    4,190.37/6,287.60 = 2,965.65/x
  3. Step 3: Cross multiply
    4,190.37x = 6,287.60 × 2,965.65
  4. Step 4: Simplify right side
    4,190.37x = 18,646,820.94
  5. Step 5: Solve for x
    x = 18,646,820.94/4,190.37
  6. Step 6: Final answer
    x = 4,449.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.