Home / 8,624.99-12,933.39-3,943.61

Finding the Fourth Proportional to 8,624.99, 12,933.39 and 3,943.61

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Solution

The fourth proportional to 8,624.99, 12,933.39 and 3,943.61 is: 5,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.99 : 12,933.39 = 3,943.61 : x
  2. Step 2: Convert to fraction form
    8,624.99/12,933.39 = 3,943.61/x
  3. Step 3: Cross multiply
    8,624.99x = 12,933.39 × 3,943.61
  4. Step 4: Simplify right side
    8,624.99x = 51,004,246.14
  5. Step 5: Solve for x
    x = 51,004,246.14/8,624.99
  6. Step 6: Final answer
    x = 5,913.54

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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.