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Finding the Fourth Proportional to 4,797.56, 7,180.68 and 2,600.84

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Solution

The fourth proportional to 4,797.56, 7,180.68 and 2,600.84 is: 3,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.56 : 7,180.68 = 2,600.84 : x
  2. Step 2: Convert to fraction form
    4,797.56/7,180.68 = 2,600.84/x
  3. Step 3: Cross multiply
    4,797.56x = 7,180.68 × 2,600.84
  4. Step 4: Simplify right side
    4,797.56x = 18,675,799.77
  5. Step 5: Solve for x
    x = 18,675,799.77/4,797.56
  6. Step 6: Final answer
    x = 3,892.77

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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.