Home / 5,538.93-8,311.71-2,251.77

Finding the Fourth Proportional to 5,538.93, 8,311.71 and 2,251.77

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Solution

The fourth proportional to 5,538.93, 8,311.71 and 2,251.77 is: 3,379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.93 : 8,311.71 = 2,251.77 : x
  2. Step 2: Convert to fraction form
    5,538.93/8,311.71 = 2,251.77/x
  3. Step 3: Cross multiply
    5,538.93x = 8,311.71 × 2,251.77
  4. Step 4: Simplify right side
    5,538.93x = 18,716,059.23
  5. Step 5: Solve for x
    x = 18,716,059.23/5,538.93
  6. Step 6: Final answer
    x = 3,379.00

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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.