Home / 3,938.69-5,907.57-1,016.76

Finding the Fourth Proportional to 3,938.69, 5,907.57 and 1,016.76

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Solution

The fourth proportional to 3,938.69, 5,907.57 and 1,016.76 is: 1,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938.69 : 5,907.57 = 1,016.76 : x
  2. Step 2: Convert to fraction form
    3,938.69/5,907.57 = 1,016.76/x
  3. Step 3: Cross multiply
    3,938.69x = 5,907.57 × 1,016.76
  4. Step 4: Simplify right side
    3,938.69x = 6,006,580.87
  5. Step 5: Solve for x
    x = 6,006,580.87/3,938.69
  6. Step 6: Final answer
    x = 1,525.02

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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.