Home / 4,890.87-6,745.77-3,544.56

Finding the Fourth Proportional to 4,890.87, 6,745.77 and 3,544.56

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Solution

The fourth proportional to 4,890.87, 6,745.77 and 3,544.56 is: 4,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.87 : 6,745.77 = 3,544.56 : x
  2. Step 2: Convert to fraction form
    4,890.87/6,745.77 = 3,544.56/x
  3. Step 3: Cross multiply
    4,890.87x = 6,745.77 × 3,544.56
  4. Step 4: Simplify right side
    4,890.87x = 23,910,786.51
  5. Step 5: Solve for x
    x = 23,910,786.51/4,890.87
  6. Step 6: Final answer
    x = 4,888.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.