Home / 7,198.10-9,933.20-4,011.41

Finding the Fourth Proportional to 7,198.10, 9,933.20 and 4,011.41

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Solution

The fourth proportional to 7,198.10, 9,933.20 and 4,011.41 is: 5,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.10 : 9,933.20 = 4,011.41 : x
  2. Step 2: Convert to fraction form
    7,198.10/9,933.20 = 4,011.41/x
  3. Step 3: Cross multiply
    7,198.10x = 9,933.20 × 4,011.41
  4. Step 4: Simplify right side
    7,198.10x = 39,846,117.75
  5. Step 5: Solve for x
    x = 39,846,117.75/7,198.10
  6. Step 6: Final answer
    x = 5,535.64

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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.