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Finding the Fourth Proportional to 4,995.61, 6,893.76 and 2,757.22

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Solution

The fourth proportional to 4,995.61, 6,893.76 and 2,757.22 is: 3,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.61 : 6,893.76 = 2,757.22 : x
  2. Step 2: Convert to fraction form
    4,995.61/6,893.76 = 2,757.22/x
  3. Step 3: Cross multiply
    4,995.61x = 6,893.76 × 2,757.22
  4. Step 4: Simplify right side
    4,995.61x = 19,007,612.95
  5. Step 5: Solve for x
    x = 19,007,612.95/4,995.61
  6. Step 6: Final answer
    x = 3,804.86

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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.