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Finding the Fourth Proportional to 4,797.82, 6,620.90 and 2,701.95

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Solution

The fourth proportional to 4,797.82, 6,620.90 and 2,701.95 is: 3,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.82 : 6,620.90 = 2,701.95 : x
  2. Step 2: Convert to fraction form
    4,797.82/6,620.90 = 2,701.95/x
  3. Step 3: Cross multiply
    4,797.82x = 6,620.90 × 2,701.95
  4. Step 4: Simplify right side
    4,797.82x = 17,889,340.76
  5. Step 5: Solve for x
    x = 17,889,340.76/4,797.82
  6. Step 6: Final answer
    x = 3,728.64

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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.