Home / 5,505.05-8,256.54-2,543.37

Finding the Fourth Proportional to 5,505.05, 8,256.54 and 2,543.37

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Solution

The fourth proportional to 5,505.05, 8,256.54 and 2,543.37 is: 3,814.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.05 : 8,256.54 = 2,543.37 : x
  2. Step 2: Convert to fraction form
    5,505.05/8,256.54 = 2,543.37/x
  3. Step 3: Cross multiply
    5,505.05x = 8,256.54 × 2,543.37
  4. Step 4: Simplify right side
    5,505.05x = 20,999,400.41
  5. Step 5: Solve for x
    x = 20,999,400.41/5,505.05
  6. Step 6: Final answer
    x = 3,814.57

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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.