Home / 3,114.06-4,297.21-1,786.83

Finding the Fourth Proportional to 3,114.06, 4,297.21 and 1,786.83

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Solution

The fourth proportional to 3,114.06, 4,297.21 and 1,786.83 is: 2,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.06 : 4,297.21 = 1,786.83 : x
  2. Step 2: Convert to fraction form
    3,114.06/4,297.21 = 1,786.83/x
  3. Step 3: Cross multiply
    3,114.06x = 4,297.21 × 1,786.83
  4. Step 4: Simplify right side
    3,114.06x = 7,678,379.28
  5. Step 5: Solve for x
    x = 7,678,379.28/3,114.06
  6. Step 6: Final answer
    x = 2,465.71

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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.