Home / 3,025.99-4,176.39-1,767.79

Finding the Fourth Proportional to 3,025.99, 4,176.39 and 1,767.79

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Solution

The fourth proportional to 3,025.99, 4,176.39 and 1,767.79 is: 2,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.99 : 4,176.39 = 1,767.79 : x
  2. Step 2: Convert to fraction form
    3,025.99/4,176.39 = 1,767.79/x
  3. Step 3: Cross multiply
    3,025.99x = 4,176.39 × 1,767.79
  4. Step 4: Simplify right side
    3,025.99x = 7,382,992.33
  5. Step 5: Solve for x
    x = 7,382,992.33/3,025.99
  6. Step 6: Final answer
    x = 2,439.86

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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.