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Finding the Fourth Proportional to 2,536.63, 3,500.17 and 1,489.03

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Solution

The fourth proportional to 2,536.63, 3,500.17 and 1,489.03 is: 2,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536.63 : 3,500.17 = 1,489.03 : x
  2. Step 2: Convert to fraction form
    2,536.63/3,500.17 = 1,489.03/x
  3. Step 3: Cross multiply
    2,536.63x = 3,500.17 × 1,489.03
  4. Step 4: Simplify right side
    2,536.63x = 5,211,858.14
  5. Step 5: Solve for x
    x = 5,211,858.14/2,536.63
  6. Step 6: Final answer
    x = 2,054.64

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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.