Home / 1,831.37-2,747.46-1,009.22

Finding the Fourth Proportional to 1,831.37, 2,747.46 and 1,009.22

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Solution

The fourth proportional to 1,831.37, 2,747.46 and 1,009.22 is: 1,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.37 : 2,747.46 = 1,009.22 : x
  2. Step 2: Convert to fraction form
    1,831.37/2,747.46 = 1,009.22/x
  3. Step 3: Cross multiply
    1,831.37x = 2,747.46 × 1,009.22
  4. Step 4: Simplify right side
    1,831.37x = 2,772,797.08
  5. Step 5: Solve for x
    x = 2,772,797.08/1,831.37
  6. Step 6: Final answer
    x = 1,514.06

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.