Home / 8,559.26-12,838.85-2,716.32

Finding the Fourth Proportional to 8,559.26, 12,838.85 and 2,716.32

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Solution

The fourth proportional to 8,559.26, 12,838.85 and 2,716.32 is: 4,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.26 : 12,838.85 = 2,716.32 : x
  2. Step 2: Convert to fraction form
    8,559.26/12,838.85 = 2,716.32/x
  3. Step 3: Cross multiply
    8,559.26x = 12,838.85 × 2,716.32
  4. Step 4: Simplify right side
    8,559.26x = 34,874,425.03
  5. Step 5: Solve for x
    x = 34,874,425.03/8,559.26
  6. Step 6: Final answer
    x = 4,074.47

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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.