Home / 7,552.48-11,321.72-2,871.08

Finding the Fourth Proportional to 7,552.48, 11,321.72 and 2,871.08

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Solution

The fourth proportional to 7,552.48, 11,321.72 and 2,871.08 is: 4,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.48 : 11,321.72 = 2,871.08 : x
  2. Step 2: Convert to fraction form
    7,552.48/11,321.72 = 2,871.08/x
  3. Step 3: Cross multiply
    7,552.48x = 11,321.72 × 2,871.08
  4. Step 4: Simplify right side
    7,552.48x = 32,505,563.86
  5. Step 5: Solve for x
    x = 32,505,563.86/7,552.48
  6. Step 6: Final answer
    x = 4,303.96

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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.