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Finding the Fourth Proportional to 4,797.97, 7,180.52 and 4,381.97

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Solution

The fourth proportional to 4,797.97, 7,180.52 and 4,381.97 is: 6,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.97 : 7,180.52 = 4,381.97 : x
  2. Step 2: Convert to fraction form
    4,797.97/7,180.52 = 4,381.97/x
  3. Step 3: Cross multiply
    4,797.97x = 7,180.52 × 4,381.97
  4. Step 4: Simplify right side
    4,797.97x = 31,464,765.41
  5. Step 5: Solve for x
    x = 31,464,765.41/4,797.97
  6. Step 6: Final answer
    x = 6,557.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.