Home / 5,192.93-7,790.43-1,906.06

Finding the Fourth Proportional to 5,192.93, 7,790.43 and 1,906.06

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Solution

The fourth proportional to 5,192.93, 7,790.43 and 1,906.06 is: 2,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.93 : 7,790.43 = 1,906.06 : x
  2. Step 2: Convert to fraction form
    5,192.93/7,790.43 = 1,906.06/x
  3. Step 3: Cross multiply
    5,192.93x = 7,790.43 × 1,906.06
  4. Step 4: Simplify right side
    5,192.93x = 14,849,007.53
  5. Step 5: Solve for x
    x = 14,849,007.53/5,192.93
  6. Step 6: Final answer
    x = 2,859.46

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1.5x scale

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.