Home / 1,837.42-2,536.44-1,207.96

Finding the Fourth Proportional to 1,837.42, 2,536.44 and 1,207.96

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Solution

The fourth proportional to 1,837.42, 2,536.44 and 1,207.96 is: 1,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.42 : 2,536.44 = 1,207.96 : x
  2. Step 2: Convert to fraction form
    1,837.42/2,536.44 = 1,207.96/x
  3. Step 3: Cross multiply
    1,837.42x = 2,536.44 × 1,207.96
  4. Step 4: Simplify right side
    1,837.42x = 3,063,918.06
  5. Step 5: Solve for x
    x = 3,063,918.06/1,837.42
  6. Step 6: Final answer
    x = 1,667.51

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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.