Home / 6,912.84-10,365.60-2,750.72

Finding the Fourth Proportional to 6,912.84, 10,365.60 and 2,750.72

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Solution

The fourth proportional to 6,912.84, 10,365.60 and 2,750.72 is: 4,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.84 : 10,365.60 = 2,750.72 : x
  2. Step 2: Convert to fraction form
    6,912.84/10,365.60 = 2,750.72/x
  3. Step 3: Cross multiply
    6,912.84x = 10,365.60 × 2,750.72
  4. Step 4: Simplify right side
    6,912.84x = 28,512,863.23
  5. Step 5: Solve for x
    x = 28,512,863.23/6,912.84
  6. Step 6: Final answer
    x = 4,124.62

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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.