Home / 3,191.68-4,786.89-3,033.45

Finding the Fourth Proportional to 3,191.68, 4,786.89 and 3,033.45

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Solution

The fourth proportional to 3,191.68, 4,786.89 and 3,033.45 is: 4,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191.68 : 4,786.89 = 3,033.45 : x
  2. Step 2: Convert to fraction form
    3,191.68/4,786.89 = 3,033.45/x
  3. Step 3: Cross multiply
    3,191.68x = 4,786.89 × 3,033.45
  4. Step 4: Simplify right side
    3,191.68x = 14,520,752.37
  5. Step 5: Solve for x
    x = 14,520,752.37/3,191.68
  6. Step 6: Final answer
    x = 4,549.56

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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.