Home / 8,511.23-12,766.93-2,589.08

Finding the Fourth Proportional to 8,511.23, 12,766.93 and 2,589.08

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Solution

The fourth proportional to 8,511.23, 12,766.93 and 2,589.08 is: 3,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.23 : 12,766.93 = 2,589.08 : x
  2. Step 2: Convert to fraction form
    8,511.23/12,766.93 = 2,589.08/x
  3. Step 3: Cross multiply
    8,511.23x = 12,766.93 × 2,589.08
  4. Step 4: Simplify right side
    8,511.23x = 33,054,539.29
  5. Step 5: Solve for x
    x = 33,054,539.29/8,511.23
  6. Step 6: Final answer
    x = 3,883.64

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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.