Home / 5,410.64-8,115.80-2,960.97

Finding the Fourth Proportional to 5,410.64, 8,115.80 and 2,960.97

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Solution

The fourth proportional to 5,410.64, 8,115.80 and 2,960.97 is: 4,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.64 : 8,115.80 = 2,960.97 : x
  2. Step 2: Convert to fraction form
    5,410.64/8,115.80 = 2,960.97/x
  3. Step 3: Cross multiply
    5,410.64x = 8,115.80 × 2,960.97
  4. Step 4: Simplify right side
    5,410.64x = 24,030,625.52
  5. Step 5: Solve for x
    x = 24,030,625.52/5,410.64
  6. Step 6: Final answer
    x = 4,441.37

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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.