Home / 8,583.42-12,866.90-2,736.21

Finding the Fourth Proportional to 8,583.42, 12,866.90 and 2,736.21

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Solution

The fourth proportional to 8,583.42, 12,866.90 and 2,736.21 is: 4,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.42 : 12,866.90 = 2,736.21 : x
  2. Step 2: Convert to fraction form
    8,583.42/12,866.90 = 2,736.21/x
  3. Step 3: Cross multiply
    8,583.42x = 12,866.90 × 2,736.21
  4. Step 4: Simplify right side
    8,583.42x = 35,206,526.77
  5. Step 5: Solve for x
    x = 35,206,526.77/8,583.42
  6. Step 6: Final answer
    x = 4,101.69

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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.