Home / 3,907.31-5,860.76-1,441.92

Finding the Fourth Proportional to 3,907.31, 5,860.76 and 1,441.92

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Solution

The fourth proportional to 3,907.31, 5,860.76 and 1,441.92 is: 2,162.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.31 : 5,860.76 = 1,441.92 : x
  2. Step 2: Convert to fraction form
    3,907.31/5,860.76 = 1,441.92/x
  3. Step 3: Cross multiply
    3,907.31x = 5,860.76 × 1,441.92
  4. Step 4: Simplify right side
    3,907.31x = 8,450,739.85
  5. Step 5: Solve for x
    x = 8,450,739.85/3,907.31
  6. Step 6: Final answer
    x = 2,162.81

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1.5x scale

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.