Home / 2,079.77-3,126.63-1,467.86

Finding the Fourth Proportional to 2,079.77, 3,126.63 and 1,467.86

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Solution

The fourth proportional to 2,079.77, 3,126.63 and 1,467.86 is: 2,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.77 : 3,126.63 = 1,467.86 : x
  2. Step 2: Convert to fraction form
    2,079.77/3,126.63 = 1,467.86/x
  3. Step 3: Cross multiply
    2,079.77x = 3,126.63 × 1,467.86
  4. Step 4: Simplify right side
    2,079.77x = 4,589,439.48
  5. Step 5: Solve for x
    x = 4,589,439.48/2,079.77
  6. Step 6: Final answer
    x = 2,206.71

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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.