Home / 4,400.73-6,601.67-1,438.14

Finding the Fourth Proportional to 4,400.73, 6,601.67 and 1,438.14

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Solution

The fourth proportional to 4,400.73, 6,601.67 and 1,438.14 is: 2,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.73 : 6,601.67 = 1,438.14 : x
  2. Step 2: Convert to fraction form
    4,400.73/6,601.67 = 1,438.14/x
  3. Step 3: Cross multiply
    4,400.73x = 6,601.67 × 1,438.14
  4. Step 4: Simplify right side
    4,400.73x = 9,494,125.69
  5. Step 5: Solve for x
    x = 9,494,125.69/4,400.73
  6. Step 6: Final answer
    x = 2,157.40

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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.