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Finding the Fourth Proportional to 4,793.66, 7,181.83 and 4,012.82

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Solution

The fourth proportional to 4,793.66, 7,181.83 and 4,012.82 is: 6,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.66 : 7,181.83 = 4,012.82 : x
  2. Step 2: Convert to fraction form
    4,793.66/7,181.83 = 4,012.82/x
  3. Step 3: Cross multiply
    4,793.66x = 7,181.83 × 4,012.82
  4. Step 4: Simplify right side
    4,793.66x = 28,819,391.06
  5. Step 5: Solve for x
    x = 28,819,391.06/4,793.66
  6. Step 6: Final answer
    x = 6,011.98

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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.