Home / 9,157.46-13,736.20-2,582.80

Finding the Fourth Proportional to 9,157.46, 13,736.20 and 2,582.80

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Solution

The fourth proportional to 9,157.46, 13,736.20 and 2,582.80 is: 3,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.46 : 13,736.20 = 2,582.80 : x
  2. Step 2: Convert to fraction form
    9,157.46/13,736.20 = 2,582.80/x
  3. Step 3: Cross multiply
    9,157.46x = 13,736.20 × 2,582.80
  4. Step 4: Simplify right side
    9,157.46x = 35,477,857.36
  5. Step 5: Solve for x
    x = 35,477,857.36/9,157.46
  6. Step 6: Final answer
    x = 3,874.20

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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.