Home / 3,033.62-4,550.91-1,085.78

Finding the Fourth Proportional to 3,033.62, 4,550.91 and 1,085.78

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Solution

The fourth proportional to 3,033.62, 4,550.91 and 1,085.78 is: 1,628.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.62 : 4,550.91 = 1,085.78 : x
  2. Step 2: Convert to fraction form
    3,033.62/4,550.91 = 1,085.78/x
  3. Step 3: Cross multiply
    3,033.62x = 4,550.91 × 1,085.78
  4. Step 4: Simplify right side
    3,033.62x = 4,941,287.06
  5. Step 5: Solve for x
    x = 4,941,287.06/3,033.62
  6. Step 6: Final answer
    x = 1,628.84

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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.