Home / 7,205.88-10,811.68-2,589.24

Finding the Fourth Proportional to 7,205.88, 10,811.68 and 2,589.24

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Solution

The fourth proportional to 7,205.88, 10,811.68 and 2,589.24 is: 3,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205.88 : 10,811.68 = 2,589.24 : x
  2. Step 2: Convert to fraction form
    7,205.88/10,811.68 = 2,589.24/x
  3. Step 3: Cross multiply
    7,205.88x = 10,811.68 × 2,589.24
  4. Step 4: Simplify right side
    7,205.88x = 27,994,034.32
  5. Step 5: Solve for x
    x = 27,994,034.32/7,205.88
  6. Step 6: Final answer
    x = 3,884.89

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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.