Home / 3,208.56-4,427.85-1,882.27

Finding the Fourth Proportional to 3,208.56, 4,427.85 and 1,882.27

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Solution

The fourth proportional to 3,208.56, 4,427.85 and 1,882.27 is: 2,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.56 : 4,427.85 = 1,882.27 : x
  2. Step 2: Convert to fraction form
    3,208.56/4,427.85 = 1,882.27/x
  3. Step 3: Cross multiply
    3,208.56x = 4,427.85 × 1,882.27
  4. Step 4: Simplify right side
    3,208.56x = 8,334,409.22
  5. Step 5: Solve for x
    x = 8,334,409.22/3,208.56
  6. Step 6: Final answer
    x = 2,597.55

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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.