Home / 7,047.87-10,571.68-2,832.09

Finding the Fourth Proportional to 7,047.87, 10,571.68 and 2,832.09

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Solution

The fourth proportional to 7,047.87, 10,571.68 and 2,832.09 is: 4,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.87 : 10,571.68 = 2,832.09 : x
  2. Step 2: Convert to fraction form
    7,047.87/10,571.68 = 2,832.09/x
  3. Step 3: Cross multiply
    7,047.87x = 10,571.68 × 2,832.09
  4. Step 4: Simplify right side
    7,047.87x = 29,939,930.89
  5. Step 5: Solve for x
    x = 29,939,930.89/7,047.87
  6. Step 6: Final answer
    x = 4,248.08

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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.