Home / 3,285.69-4,928.57-1,834.08

Finding the Fourth Proportional to 3,285.69, 4,928.57 and 1,834.08

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Solution

The fourth proportional to 3,285.69, 4,928.57 and 1,834.08 is: 2,751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.69 : 4,928.57 = 1,834.08 : x
  2. Step 2: Convert to fraction form
    3,285.69/4,928.57 = 1,834.08/x
  3. Step 3: Cross multiply
    3,285.69x = 4,928.57 × 1,834.08
  4. Step 4: Simplify right side
    3,285.69x = 9,039,391.67
  5. Step 5: Solve for x
    x = 9,039,391.67/3,285.69
  6. Step 6: Final answer
    x = 2,751.14

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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.