Home / 3,284.27-4,927.76-1,821.68

Finding the Fourth Proportional to 3,284.27, 4,927.76 and 1,821.68

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Solution

The fourth proportional to 3,284.27, 4,927.76 and 1,821.68 is: 2,733.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.27 : 4,927.76 = 1,821.68 : x
  2. Step 2: Convert to fraction form
    3,284.27/4,927.76 = 1,821.68/x
  3. Step 3: Cross multiply
    3,284.27x = 4,927.76 × 1,821.68
  4. Step 4: Simplify right side
    3,284.27x = 8,976,801.84
  5. Step 5: Solve for x
    x = 8,976,801.84/3,284.27
  6. Step 6: Final answer
    x = 2,733.27

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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.