Home / 5,624.94-8,428.46-3,769.22

Finding the Fourth Proportional to 5,624.94, 8,428.46 and 3,769.22

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Solution

The fourth proportional to 5,624.94, 8,428.46 and 3,769.22 is: 5,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.94 : 8,428.46 = 3,769.22 : x
  2. Step 2: Convert to fraction form
    5,624.94/8,428.46 = 3,769.22/x
  3. Step 3: Cross multiply
    5,624.94x = 8,428.46 × 3,769.22
  4. Step 4: Simplify right side
    5,624.94x = 31,768,720.00
  5. Step 5: Solve for x
    x = 31,768,720.00/5,624.94
  6. Step 6: Final answer
    x = 5,647.83

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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.