Home / 3,099.56-4,651.62-2,280.08

Finding the Fourth Proportional to 3,099.56, 4,651.62 and 2,280.08

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Solution

The fourth proportional to 3,099.56, 4,651.62 and 2,280.08 is: 3,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.56 : 4,651.62 = 2,280.08 : x
  2. Step 2: Convert to fraction form
    3,099.56/4,651.62 = 2,280.08/x
  3. Step 3: Cross multiply
    3,099.56x = 4,651.62 × 2,280.08
  4. Step 4: Simplify right side
    3,099.56x = 10,606,065.73
  5. Step 5: Solve for x
    x = 10,606,065.73/3,099.56
  6. Step 6: Final answer
    x = 3,421.80

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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.