Home / 3,277.80-4,914.88-1,085.94

Finding the Fourth Proportional to 3,277.80, 4,914.88 and 1,085.94

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Solution

The fourth proportional to 3,277.80, 4,914.88 and 1,085.94 is: 1,628.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.80 : 4,914.88 = 1,085.94 : x
  2. Step 2: Convert to fraction form
    3,277.80/4,914.88 = 1,085.94/x
  3. Step 3: Cross multiply
    3,277.80x = 4,914.88 × 1,085.94
  4. Step 4: Simplify right side
    3,277.80x = 5,337,264.79
  5. Step 5: Solve for x
    x = 5,337,264.79/3,277.80
  6. Step 6: Final answer
    x = 1,628.31

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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.