Home / 4,789.42-7,186.93-2,015.88

Finding the Fourth Proportional to 4,789.42, 7,186.93 and 2,015.88

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Solution

The fourth proportional to 4,789.42, 7,186.93 and 2,015.88 is: 3,024.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.42 : 7,186.93 = 2,015.88 : x
  2. Step 2: Convert to fraction form
    4,789.42/7,186.93 = 2,015.88/x
  3. Step 3: Cross multiply
    4,789.42x = 7,186.93 × 2,015.88
  4. Step 4: Simplify right side
    4,789.42x = 14,487,942.43
  5. Step 5: Solve for x
    x = 14,487,942.43/4,789.42
  6. Step 6: Final answer
    x = 3,024.99

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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.