Home / 6,218.20-9,325.77-3,877

Finding the Fourth Proportional to 6,218.20, 9,325.77 and 3,877

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Solution

The fourth proportional to 6,218.20, 9,325.77 and 3,877 is: 5,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.20 : 9,325.77 = 3,877 : x
  2. Step 2: Convert to fraction form
    6,218.20/9,325.77 = 3,877/x
  3. Step 3: Cross multiply
    6,218.20x = 9,325.77 × 3,877
  4. Step 4: Simplify right side
    6,218.20x = 36,155,990.91
  5. Step 5: Solve for x
    x = 36,155,990.91/6,218.20
  6. Step 6: Final answer
    x = 5,814.54

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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.