Home / 3,192.28-4,780.64-2,263.42

Finding the Fourth Proportional to 3,192.28, 4,780.64 and 2,263.42

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Solution

The fourth proportional to 3,192.28, 4,780.64 and 2,263.42 is: 3,389.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.28 : 4,780.64 = 2,263.42 : x
  2. Step 2: Convert to fraction form
    3,192.28/4,780.64 = 2,263.42/x
  3. Step 3: Cross multiply
    3,192.28x = 4,780.64 × 2,263.42
  4. Step 4: Simplify right side
    3,192.28x = 10,820,596.19
  5. Step 5: Solve for x
    x = 10,820,596.19/3,192.28
  6. Step 6: Final answer
    x = 3,389.61

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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.