Home / 4,917.36-7,374.24-1,629.84

Finding the Fourth Proportional to 4,917.36, 7,374.24 and 1,629.84

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Solution

The fourth proportional to 4,917.36, 7,374.24 and 1,629.84 is: 2,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.36 : 7,374.24 = 1,629.84 : x
  2. Step 2: Convert to fraction form
    4,917.36/7,374.24 = 1,629.84/x
  3. Step 3: Cross multiply
    4,917.36x = 7,374.24 × 1,629.84
  4. Step 4: Simplify right side
    4,917.36x = 12,018,831.32
  5. Step 5: Solve for x
    x = 12,018,831.32/4,917.36
  6. Step 6: Final answer
    x = 2,444.16

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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.