Home / 2,834.48-3,911.94-1,656

Finding the Fourth Proportional to 2,834.48, 3,911.94 and 1,656

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Solution

The fourth proportional to 2,834.48, 3,911.94 and 1,656 is: 2,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.48 : 3,911.94 = 1,656 : x
  2. Step 2: Convert to fraction form
    2,834.48/3,911.94 = 1,656/x
  3. Step 3: Cross multiply
    2,834.48x = 3,911.94 × 1,656
  4. Step 4: Simplify right side
    2,834.48x = 6,478,172.64
  5. Step 5: Solve for x
    x = 6,478,172.64/2,834.48
  6. Step 6: Final answer
    x = 2,285.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.