Home / 5,192.66-7,166.29-2,955.22

Finding the Fourth Proportional to 5,192.66, 7,166.29 and 2,955.22

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Solution

The fourth proportional to 5,192.66, 7,166.29 and 2,955.22 is: 4,078.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.66 : 7,166.29 = 2,955.22 : x
  2. Step 2: Convert to fraction form
    5,192.66/7,166.29 = 2,955.22/x
  3. Step 3: Cross multiply
    5,192.66x = 7,166.29 × 2,955.22
  4. Step 4: Simplify right side
    5,192.66x = 21,177,920.31
  5. Step 5: Solve for x
    x = 21,177,920.31/5,192.66
  6. Step 6: Final answer
    x = 4,078.43

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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.