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Finding the Fourth Proportional to 4,512.87, 6,769.35 and 1,740.44

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Solution

The fourth proportional to 4,512.87, 6,769.35 and 1,740.44 is: 2,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.87 : 6,769.35 = 1,740.44 : x
  2. Step 2: Convert to fraction form
    4,512.87/6,769.35 = 1,740.44/x
  3. Step 3: Cross multiply
    4,512.87x = 6,769.35 × 1,740.44
  4. Step 4: Simplify right side
    4,512.87x = 11,781,664.44
  5. Step 5: Solve for x
    x = 11,781,664.44/4,512.87
  6. Step 6: Final answer
    x = 2,610.68

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1.5x scale

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.