Home / 3,938.54-5,907.79-1,016.84

Finding the Fourth Proportional to 3,938.54, 5,907.79 and 1,016.84

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Solution

The fourth proportional to 3,938.54, 5,907.79 and 1,016.84 is: 1,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938.54 : 5,907.79 = 1,016.84 : x
  2. Step 2: Convert to fraction form
    3,938.54/5,907.79 = 1,016.84/x
  3. Step 3: Cross multiply
    3,938.54x = 5,907.79 × 1,016.84
  4. Step 4: Simplify right side
    3,938.54x = 6,007,277.18
  5. Step 5: Solve for x
    x = 6,007,277.18/3,938.54
  6. Step 6: Final answer
    x = 1,525.25

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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.