Home / 4,072.09-5,619.31-2,303.73

Finding the Fourth Proportional to 4,072.09, 5,619.31 and 2,303.73

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Solution

The fourth proportional to 4,072.09, 5,619.31 and 2,303.73 is: 3,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.09 : 5,619.31 = 2,303.73 : x
  2. Step 2: Convert to fraction form
    4,072.09/5,619.31 = 2,303.73/x
  3. Step 3: Cross multiply
    4,072.09x = 5,619.31 × 2,303.73
  4. Step 4: Simplify right side
    4,072.09x = 12,945,373.03
  5. Step 5: Solve for x
    x = 12,945,373.03/4,072.09
  6. Step 6: Final answer
    x = 3,179.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.