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Finding the Fourth Proportional to 4,884.94, 6,741.06 and 2,760.55

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Solution

The fourth proportional to 4,884.94, 6,741.06 and 2,760.55 is: 3,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.94 : 6,741.06 = 2,760.55 : x
  2. Step 2: Convert to fraction form
    4,884.94/6,741.06 = 2,760.55/x
  3. Step 3: Cross multiply
    4,884.94x = 6,741.06 × 2,760.55
  4. Step 4: Simplify right side
    4,884.94x = 18,609,033.18
  5. Step 5: Solve for x
    x = 18,609,033.18/4,884.94
  6. Step 6: Final answer
    x = 3,809.47

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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.