Home / 9,485.56-14,227.09-2,821.92

Finding the Fourth Proportional to 9,485.56, 14,227.09 and 2,821.92

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Solution

The fourth proportional to 9,485.56, 14,227.09 and 2,821.92 is: 4,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.56 : 14,227.09 = 2,821.92 : x
  2. Step 2: Convert to fraction form
    9,485.56/14,227.09 = 2,821.92/x
  3. Step 3: Cross multiply
    9,485.56x = 14,227.09 × 2,821.92
  4. Step 4: Simplify right side
    9,485.56x = 40,147,709.81
  5. Step 5: Solve for x
    x = 40,147,709.81/9,485.56
  6. Step 6: Final answer
    x = 4,232.51

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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.