Home / 4,147.54-6,223.48-1,838.50

Finding the Fourth Proportional to 4,147.54, 6,223.48 and 1,838.50

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Solution

The fourth proportional to 4,147.54, 6,223.48 and 1,838.50 is: 2,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.54 : 6,223.48 = 1,838.50 : x
  2. Step 2: Convert to fraction form
    4,147.54/6,223.48 = 1,838.50/x
  3. Step 3: Cross multiply
    4,147.54x = 6,223.48 × 1,838.50
  4. Step 4: Simplify right side
    4,147.54x = 11,441,867.98
  5. Step 5: Solve for x
    x = 11,441,867.98/4,147.54
  6. Step 6: Final answer
    x = 2,758.71

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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.