Home / 3,800.58-5,245.19-2,228.50

Finding the Fourth Proportional to 3,800.58, 5,245.19 and 2,228.50

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Solution

The fourth proportional to 3,800.58, 5,245.19 and 2,228.50 is: 3,075.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.58 : 5,245.19 = 2,228.50 : x
  2. Step 2: Convert to fraction form
    3,800.58/5,245.19 = 2,228.50/x
  3. Step 3: Cross multiply
    3,800.58x = 5,245.19 × 2,228.50
  4. Step 4: Simplify right side
    3,800.58x = 11,688,905.92
  5. Step 5: Solve for x
    x = 11,688,905.92/3,800.58
  6. Step 6: Final answer
    x = 3,075.56

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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.