Home / 3,277.28-4,914.25-1,085.22

Finding the Fourth Proportional to 3,277.28, 4,914.25 and 1,085.22

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Solution

The fourth proportional to 3,277.28, 4,914.25 and 1,085.22 is: 1,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.28 : 4,914.25 = 1,085.22 : x
  2. Step 2: Convert to fraction form
    3,277.28/4,914.25 = 1,085.22/x
  3. Step 3: Cross multiply
    3,277.28x = 4,914.25 × 1,085.22
  4. Step 4: Simplify right side
    3,277.28x = 5,333,042.39
  5. Step 5: Solve for x
    x = 5,333,042.39/3,277.28
  6. Step 6: Final answer
    x = 1,627.28

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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.