Home / 7,847.24-11,767.20-3,465.96

Finding the Fourth Proportional to 7,847.24, 11,767.20 and 3,465.96

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Solution

The fourth proportional to 7,847.24, 11,767.20 and 3,465.96 is: 5,197.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.24 : 11,767.20 = 3,465.96 : x
  2. Step 2: Convert to fraction form
    7,847.24/11,767.20 = 3,465.96/x
  3. Step 3: Cross multiply
    7,847.24x = 11,767.20 × 3,465.96
  4. Step 4: Simplify right side
    7,847.24x = 40,784,644.51
  5. Step 5: Solve for x
    x = 40,784,644.51/7,847.24
  6. Step 6: Final answer
    x = 5,197.32

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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.