Home / 4,539.53-6,806.31-1,908.71

Finding the Fourth Proportional to 4,539.53, 6,806.31 and 1,908.71

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Solution

The fourth proportional to 4,539.53, 6,806.31 and 1,908.71 is: 2,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.53 : 6,806.31 = 1,908.71 : x
  2. Step 2: Convert to fraction form
    4,539.53/6,806.31 = 1,908.71/x
  3. Step 3: Cross multiply
    4,539.53x = 6,806.31 × 1,908.71
  4. Step 4: Simplify right side
    4,539.53x = 12,991,237.93
  5. Step 5: Solve for x
    x = 12,991,237.93/4,539.53
  6. Step 6: Final answer
    x = 2,861.81

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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.