Home / 4,790.25-7,182.41-2,015.49

Finding the Fourth Proportional to 4,790.25, 7,182.41 and 2,015.49

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Solution

The fourth proportional to 4,790.25, 7,182.41 and 2,015.49 is: 3,021.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.25 : 7,182.41 = 2,015.49 : x
  2. Step 2: Convert to fraction form
    4,790.25/7,182.41 = 2,015.49/x
  3. Step 3: Cross multiply
    4,790.25x = 7,182.41 × 2,015.49
  4. Step 4: Simplify right side
    4,790.25x = 14,476,065.45
  5. Step 5: Solve for x
    x = 14,476,065.45/4,790.25
  6. Step 6: Final answer
    x = 3,021.99

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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.