Home / 4,428.73-6,647.19-2,238.99

Finding the Fourth Proportional to 4,428.73, 6,647.19 and 2,238.99

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Solution

The fourth proportional to 4,428.73, 6,647.19 and 2,238.99 is: 3,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.73 : 6,647.19 = 2,238.99 : x
  2. Step 2: Convert to fraction form
    4,428.73/6,647.19 = 2,238.99/x
  3. Step 3: Cross multiply
    4,428.73x = 6,647.19 × 2,238.99
  4. Step 4: Simplify right side
    4,428.73x = 14,882,980.74
  5. Step 5: Solve for x
    x = 14,882,980.74/4,428.73
  6. Step 6: Final answer
    x = 3,360.56

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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.