Home / 4,639.73-6,401.92-2,750.96

Finding the Fourth Proportional to 4,639.73, 6,401.92 and 2,750.96

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Solution

The fourth proportional to 4,639.73, 6,401.92 and 2,750.96 is: 3,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.73 : 6,401.92 = 2,750.96 : x
  2. Step 2: Convert to fraction form
    4,639.73/6,401.92 = 2,750.96/x
  3. Step 3: Cross multiply
    4,639.73x = 6,401.92 × 2,750.96
  4. Step 4: Simplify right side
    4,639.73x = 17,611,380.08
  5. Step 5: Solve for x
    x = 17,611,380.08/4,639.73
  6. Step 6: Final answer
    x = 3,795.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.