Home / 5,192.78-7,166.01-2,834.92

Finding the Fourth Proportional to 5,192.78, 7,166.01 and 2,834.92

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Solution

The fourth proportional to 5,192.78, 7,166.01 and 2,834.92 is: 3,912.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.78 : 7,166.01 = 2,834.92 : x
  2. Step 2: Convert to fraction form
    5,192.78/7,166.01 = 2,834.92/x
  3. Step 3: Cross multiply
    5,192.78x = 7,166.01 × 2,834.92
  4. Step 4: Simplify right side
    5,192.78x = 20,315,085.93
  5. Step 5: Solve for x
    x = 20,315,085.93/5,192.78
  6. Step 6: Final answer
    x = 3,912.18

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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.