Home / 6,271.99-8,653.96-3,618.83

Finding the Fourth Proportional to 6,271.99, 8,653.96 and 3,618.83

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Solution

The fourth proportional to 6,271.99, 8,653.96 and 3,618.83 is: 4,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.99 : 8,653.96 = 3,618.83 : x
  2. Step 2: Convert to fraction form
    6,271.99/8,653.96 = 3,618.83/x
  3. Step 3: Cross multiply
    6,271.99x = 8,653.96 × 3,618.83
  4. Step 4: Simplify right side
    6,271.99x = 31,317,236.23
  5. Step 5: Solve for x
    x = 31,317,236.23/6,271.99
  6. Step 6: Final answer
    x = 4,993.19

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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.