Home / 2,923.24-4,382.62-1,190.76

Finding the Fourth Proportional to 2,923.24, 4,382.62 and 1,190.76

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Solution

The fourth proportional to 2,923.24, 4,382.62 and 1,190.76 is: 1,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.24 : 4,382.62 = 1,190.76 : x
  2. Step 2: Convert to fraction form
    2,923.24/4,382.62 = 1,190.76/x
  3. Step 3: Cross multiply
    2,923.24x = 4,382.62 × 1,190.76
  4. Step 4: Simplify right side
    2,923.24x = 5,218,648.59
  5. Step 5: Solve for x
    x = 5,218,648.59/2,923.24
  6. Step 6: Final answer
    x = 1,785.23

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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.