Home / 4,190.94-6,288.84-3,965.76

Finding the Fourth Proportional to 4,190.94, 6,288.84 and 3,965.76

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Solution

The fourth proportional to 4,190.94, 6,288.84 and 3,965.76 is: 5,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.94 : 6,288.84 = 3,965.76 : x
  2. Step 2: Convert to fraction form
    4,190.94/6,288.84 = 3,965.76/x
  3. Step 3: Cross multiply
    4,190.94x = 6,288.84 × 3,965.76
  4. Step 4: Simplify right side
    4,190.94x = 24,940,030.12
  5. Step 5: Solve for x
    x = 24,940,030.12/4,190.94
  6. Step 6: Final answer
    x = 5,950.94

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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.