Home / 3,192.53-4,405.77-1,933.31

Finding the Fourth Proportional to 3,192.53, 4,405.77 and 1,933.31

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Solution

The fourth proportional to 3,192.53, 4,405.77 and 1,933.31 is: 2,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.53 : 4,405.77 = 1,933.31 : x
  2. Step 2: Convert to fraction form
    3,192.53/4,405.77 = 1,933.31/x
  3. Step 3: Cross multiply
    3,192.53x = 4,405.77 × 1,933.31
  4. Step 4: Simplify right side
    3,192.53x = 8,517,730.21
  5. Step 5: Solve for x
    x = 8,517,730.21/3,192.53
  6. Step 6: Final answer
    x = 2,668.02

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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.