Home / 4,735.68-7,099.14-1,811.64

Finding the Fourth Proportional to 4,735.68, 7,099.14 and 1,811.64

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Solution

The fourth proportional to 4,735.68, 7,099.14 and 1,811.64 is: 2,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.68 : 7,099.14 = 1,811.64 : x
  2. Step 2: Convert to fraction form
    4,735.68/7,099.14 = 1,811.64/x
  3. Step 3: Cross multiply
    4,735.68x = 7,099.14 × 1,811.64
  4. Step 4: Simplify right side
    4,735.68x = 12,861,085.99
  5. Step 5: Solve for x
    x = 12,861,085.99/4,735.68
  6. Step 6: Final answer
    x = 2,715.78

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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.