Home / 5,716.56-8,570.78-2,203.62

Finding the Fourth Proportional to 5,716.56, 8,570.78 and 2,203.62

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Solution

The fourth proportional to 5,716.56, 8,570.78 and 2,203.62 is: 3,303.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.56 : 8,570.78 = 2,203.62 : x
  2. Step 2: Convert to fraction form
    5,716.56/8,570.78 = 2,203.62/x
  3. Step 3: Cross multiply
    5,716.56x = 8,570.78 × 2,203.62
  4. Step 4: Simplify right side
    5,716.56x = 18,886,742.22
  5. Step 5: Solve for x
    x = 18,886,742.22/5,716.56
  6. Step 6: Final answer
    x = 3,303.86

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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.