Home / 3,193.10-4,406.79-1,934.47

Finding the Fourth Proportional to 3,193.10, 4,406.79 and 1,934.47

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Solution

The fourth proportional to 3,193.10, 4,406.79 and 1,934.47 is: 2,669.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.10 : 4,406.79 = 1,934.47 : x
  2. Step 2: Convert to fraction form
    3,193.10/4,406.79 = 1,934.47/x
  3. Step 3: Cross multiply
    3,193.10x = 4,406.79 × 1,934.47
  4. Step 4: Simplify right side
    3,193.10x = 8,524,803.05
  5. Step 5: Solve for x
    x = 8,524,803.05/3,193.10
  6. Step 6: Final answer
    x = 2,669.76

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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.