Home / 1,536.44-2,119.46-1,327.48

Finding the Fourth Proportional to 1,536.44, 2,119.46 and 1,327.48

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Solution

The fourth proportional to 1,536.44, 2,119.46 and 1,327.48 is: 1,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.44 : 2,119.46 = 1,327.48 : x
  2. Step 2: Convert to fraction form
    1,536.44/2,119.46 = 1,327.48/x
  3. Step 3: Cross multiply
    1,536.44x = 2,119.46 × 1,327.48
  4. Step 4: Simplify right side
    1,536.44x = 2,813,540.76
  5. Step 5: Solve for x
    x = 2,813,540.76/1,536.44
  6. Step 6: Final answer
    x = 1,831.21

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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.