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Finding the Fourth Proportional to 4,804.64, 6,630.42 and 2,708.80

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Solution

The fourth proportional to 4,804.64, 6,630.42 and 2,708.80 is: 3,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.64 : 6,630.42 = 2,708.80 : x
  2. Step 2: Convert to fraction form
    4,804.64/6,630.42 = 2,708.80/x
  3. Step 3: Cross multiply
    4,804.64x = 6,630.42 × 2,708.80
  4. Step 4: Simplify right side
    4,804.64x = 17,960,481.70
  5. Step 5: Solve for x
    x = 17,960,481.70/4,804.64
  6. Step 6: Final answer
    x = 3,738.15

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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.