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Finding the Fourth Proportional to 2,834.47, 3,911.57 and 1,592.47

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Solution

The fourth proportional to 2,834.47, 3,911.57 and 1,592.47 is: 2,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.47 : 3,911.57 = 1,592.47 : x
  2. Step 2: Convert to fraction form
    2,834.47/3,911.57 = 1,592.47/x
  3. Step 3: Cross multiply
    2,834.47x = 3,911.57 × 1,592.47
  4. Step 4: Simplify right side
    2,834.47x = 6,229,057.88
  5. Step 5: Solve for x
    x = 6,229,057.88/2,834.47
  6. Step 6: Final answer
    x = 2,197.61

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1.5x scale

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.