Home / 2,192.86-3,274.40-1,777.33

Finding the Fourth Proportional to 2,192.86, 3,274.40 and 1,777.33

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Solution

The fourth proportional to 2,192.86, 3,274.40 and 1,777.33 is: 2,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.86 : 3,274.40 = 1,777.33 : x
  2. Step 2: Convert to fraction form
    2,192.86/3,274.40 = 1,777.33/x
  3. Step 3: Cross multiply
    2,192.86x = 3,274.40 × 1,777.33
  4. Step 4: Simplify right side
    2,192.86x = 5,819,689.35
  5. Step 5: Solve for x
    x = 5,819,689.35/2,192.86
  6. Step 6: Final answer
    x = 2,653.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.