Home / 4,905.36-7,351.66-1,982.07

Finding the Fourth Proportional to 4,905.36, 7,351.66 and 1,982.07

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Solution

The fourth proportional to 4,905.36, 7,351.66 and 1,982.07 is: 2,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.36 : 7,351.66 = 1,982.07 : x
  2. Step 2: Convert to fraction form
    4,905.36/7,351.66 = 1,982.07/x
  3. Step 3: Cross multiply
    4,905.36x = 7,351.66 × 1,982.07
  4. Step 4: Simplify right side
    4,905.36x = 14,571,507.21
  5. Step 5: Solve for x
    x = 14,571,507.21/4,905.36
  6. Step 6: Final answer
    x = 2,970.53

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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.