Home / 4,857.51-7,289.25-1,936.08

Finding the Fourth Proportional to 4,857.51, 7,289.25 and 1,936.08

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Solution

The fourth proportional to 4,857.51, 7,289.25 and 1,936.08 is: 2,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.51 : 7,289.25 = 1,936.08 : x
  2. Step 2: Convert to fraction form
    4,857.51/7,289.25 = 1,936.08/x
  3. Step 3: Cross multiply
    4,857.51x = 7,289.25 × 1,936.08
  4. Step 4: Simplify right side
    4,857.51x = 14,112,571.14
  5. Step 5: Solve for x
    x = 14,112,571.14/4,857.51
  6. Step 6: Final answer
    x = 2,905.31

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Why These Related Problems?

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