Home / 1,880.38-2,814.80-1,694.49

Finding the Fourth Proportional to 1,880.38, 2,814.80 and 1,694.49

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Solution

The fourth proportional to 1,880.38, 2,814.80 and 1,694.49 is: 2,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.38 : 2,814.80 = 1,694.49 : x
  2. Step 2: Convert to fraction form
    1,880.38/2,814.80 = 1,694.49/x
  3. Step 3: Cross multiply
    1,880.38x = 2,814.80 × 1,694.49
  4. Step 4: Simplify right side
    1,880.38x = 4,769,650.45
  5. Step 5: Solve for x
    x = 4,769,650.45/1,880.38
  6. Step 6: Final answer
    x = 2,536.54

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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.