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Finding the Fourth Proportional to 1,801.44, 2,707.02 and 1,022.63

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Solution

The fourth proportional to 1,801.44, 2,707.02 and 1,022.63 is: 1,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.44 : 2,707.02 = 1,022.63 : x
  2. Step 2: Convert to fraction form
    1,801.44/2,707.02 = 1,022.63/x
  3. Step 3: Cross multiply
    1,801.44x = 2,707.02 × 1,022.63
  4. Step 4: Simplify right side
    1,801.44x = 2,768,266.33
  5. Step 5: Solve for x
    x = 2,768,266.33/1,801.44
  6. Step 6: Final answer
    x = 1,536.70

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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.