Home / 1,814.44-2,709.38-1,440.05

Finding the Fourth Proportional to 1,814.44, 2,709.38 and 1,440.05

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Solution

The fourth proportional to 1,814.44, 2,709.38 and 1,440.05 is: 2,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814.44 : 2,709.38 = 1,440.05 : x
  2. Step 2: Convert to fraction form
    1,814.44/2,709.38 = 1,440.05/x
  3. Step 3: Cross multiply
    1,814.44x = 2,709.38 × 1,440.05
  4. Step 4: Simplify right side
    1,814.44x = 3,901,640.61
  5. Step 5: Solve for x
    x = 3,901,640.61/1,814.44
  6. Step 6: Final answer
    x = 2,150.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.