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Finding the Fourth Proportional to 2,793.15, 4,157.82 and 2,751.63

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Solution

The fourth proportional to 2,793.15, 4,157.82 and 2,751.63 is: 4,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.15 : 4,157.82 = 2,751.63 : x
  2. Step 2: Convert to fraction form
    2,793.15/4,157.82 = 2,751.63/x
  3. Step 3: Cross multiply
    2,793.15x = 4,157.82 × 2,751.63
  4. Step 4: Simplify right side
    2,793.15x = 11,440,782.25
  5. Step 5: Solve for x
    x = 11,440,782.25/2,793.15
  6. Step 6: Final answer
    x = 4,096.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.