Home / 4,910.75-7,364.34-1,789.84

Finding the Fourth Proportional to 4,910.75, 7,364.34 and 1,789.84

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Solution

The fourth proportional to 4,910.75, 7,364.34 and 1,789.84 is: 2,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.75 : 7,364.34 = 1,789.84 : x
  2. Step 2: Convert to fraction form
    4,910.75/7,364.34 = 1,789.84/x
  3. Step 3: Cross multiply
    4,910.75x = 7,364.34 × 1,789.84
  4. Step 4: Simplify right side
    4,910.75x = 13,180,967.57
  5. Step 5: Solve for x
    x = 13,180,967.57/4,910.75
  6. Step 6: Final answer
    x = 2,684.10

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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.