Home / 4,367.75-6,551.67-1,289.75

Finding the Fourth Proportional to 4,367.75, 6,551.67 and 1,289.75

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Solution

The fourth proportional to 4,367.75, 6,551.67 and 1,289.75 is: 1,934.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.75 : 6,551.67 = 1,289.75 : x
  2. Step 2: Convert to fraction form
    4,367.75/6,551.67 = 1,289.75/x
  3. Step 3: Cross multiply
    4,367.75x = 6,551.67 × 1,289.75
  4. Step 4: Simplify right side
    4,367.75x = 8,450,016.38
  5. Step 5: Solve for x
    x = 8,450,016.38/4,367.75
  6. Step 6: Final answer
    x = 1,934.64

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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.