Home / 3,285.25-4,926.40-1,204.70

Finding the Fourth Proportional to 3,285.25, 4,926.40 and 1,204.70

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Solution

The fourth proportional to 3,285.25, 4,926.40 and 1,204.70 is: 1,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.25 : 4,926.40 = 1,204.70 : x
  2. Step 2: Convert to fraction form
    3,285.25/4,926.40 = 1,204.70/x
  3. Step 3: Cross multiply
    3,285.25x = 4,926.40 × 1,204.70
  4. Step 4: Simplify right side
    3,285.25x = 5,934,834.08
  5. Step 5: Solve for x
    x = 5,934,834.08/3,285.25
  6. Step 6: Final answer
    x = 1,806.51

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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.