Home / 3,245.30-4,477.84-2,065.94

Finding the Fourth Proportional to 3,245.30, 4,477.84 and 2,065.94

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Solution

The fourth proportional to 3,245.30, 4,477.84 and 2,065.94 is: 2,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.30 : 4,477.84 = 2,065.94 : x
  2. Step 2: Convert to fraction form
    3,245.30/4,477.84 = 2,065.94/x
  3. Step 3: Cross multiply
    3,245.30x = 4,477.84 × 2,065.94
  4. Step 4: Simplify right side
    3,245.30x = 9,250,921.22
  5. Step 5: Solve for x
    x = 9,250,921.22/3,245.30
  6. Step 6: Final answer
    x = 2,850.56

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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.