Home / 7,847.66-11,771.58-2,583.02

Finding the Fourth Proportional to 7,847.66, 11,771.58 and 2,583.02

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Solution

The fourth proportional to 7,847.66, 11,771.58 and 2,583.02 is: 3,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.66 : 11,771.58 = 2,583.02 : x
  2. Step 2: Convert to fraction form
    7,847.66/11,771.58 = 2,583.02/x
  3. Step 3: Cross multiply
    7,847.66x = 11,771.58 × 2,583.02
  4. Step 4: Simplify right side
    7,847.66x = 30,406,226.57
  5. Step 5: Solve for x
    x = 30,406,226.57/7,847.66
  6. Step 6: Final answer
    x = 3,874.56

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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.