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Finding the Fourth Proportional to 4,731.99, 7,099.20 and 1,810.73

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Solution

The fourth proportional to 4,731.99, 7,099.20 and 1,810.73 is: 2,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.99 : 7,099.20 = 1,810.73 : x
  2. Step 2: Convert to fraction form
    4,731.99/7,099.20 = 1,810.73/x
  3. Step 3: Cross multiply
    4,731.99x = 7,099.20 × 1,810.73
  4. Step 4: Simplify right side
    4,731.99x = 12,854,698.92
  5. Step 5: Solve for x
    x = 12,854,698.92/4,731.99
  6. Step 6: Final answer
    x = 2,716.55

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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.