Home / 5,855.05-8,080.73-3,618.01

Finding the Fourth Proportional to 5,855.05, 8,080.73 and 3,618.01

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Solution

The fourth proportional to 5,855.05, 8,080.73 and 3,618.01 is: 4,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.05 : 8,080.73 = 3,618.01 : x
  2. Step 2: Convert to fraction form
    5,855.05/8,080.73 = 3,618.01/x
  3. Step 3: Cross multiply
    5,855.05x = 8,080.73 × 3,618.01
  4. Step 4: Simplify right side
    5,855.05x = 29,236,161.95
  5. Step 5: Solve for x
    x = 29,236,161.95/5,855.05
  6. Step 6: Final answer
    x = 4,993.32

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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.