Home / 4,855.17-7,282.76-2,080.05

Finding the Fourth Proportional to 4,855.17, 7,282.76 and 2,080.05

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Solution

The fourth proportional to 4,855.17, 7,282.76 and 2,080.05 is: 3,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.17 : 7,282.76 = 2,080.05 : x
  2. Step 2: Convert to fraction form
    4,855.17/7,282.76 = 2,080.05/x
  3. Step 3: Cross multiply
    4,855.17x = 7,282.76 × 2,080.05
  4. Step 4: Simplify right side
    4,855.17x = 15,148,504.94
  5. Step 5: Solve for x
    x = 15,148,504.94/4,855.17
  6. Step 6: Final answer
    x = 3,120.08

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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.