Home / 4,784.92-7,178.63-1,823.43

Finding the Fourth Proportional to 4,784.92, 7,178.63 and 1,823.43

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Solution

The fourth proportional to 4,784.92, 7,178.63 and 1,823.43 is: 2,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.92 : 7,178.63 = 1,823.43 : x
  2. Step 2: Convert to fraction form
    4,784.92/7,178.63 = 1,823.43/x
  3. Step 3: Cross multiply
    4,784.92x = 7,178.63 × 1,823.43
  4. Step 4: Simplify right side
    4,784.92x = 13,089,706.72
  5. Step 5: Solve for x
    x = 13,089,706.72/4,784.92
  6. Step 6: Final answer
    x = 2,735.61

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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.