Home / 5,192.27-7,165.34-2,834.55

Finding the Fourth Proportional to 5,192.27, 7,165.34 and 2,834.55

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Solution

The fourth proportional to 5,192.27, 7,165.34 and 2,834.55 is: 3,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.27 : 7,165.34 = 2,834.55 : x
  2. Step 2: Convert to fraction form
    5,192.27/7,165.34 = 2,834.55/x
  3. Step 3: Cross multiply
    5,192.27x = 7,165.34 × 2,834.55
  4. Step 4: Simplify right side
    5,192.27x = 20,310,500.32
  5. Step 5: Solve for x
    x = 20,310,500.32/5,192.27
  6. Step 6: Final answer
    x = 3,911.68

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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.