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Finding the Fourth Proportional to 4,893.15, 6,752.09 and 2,768.42

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Solution

The fourth proportional to 4,893.15, 6,752.09 and 2,768.42 is: 3,820.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.15 : 6,752.09 = 2,768.42 : x
  2. Step 2: Convert to fraction form
    4,893.15/6,752.09 = 2,768.42/x
  3. Step 3: Cross multiply
    4,893.15x = 6,752.09 × 2,768.42
  4. Step 4: Simplify right side
    4,893.15x = 18,692,621.00
  5. Step 5: Solve for x
    x = 18,692,621.00/4,893.15
  6. Step 6: Final answer
    x = 3,820.16

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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.