Home / 5,908.64-8,857.49-3,309.75

Finding the Fourth Proportional to 5,908.64, 8,857.49 and 3,309.75

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Solution

The fourth proportional to 5,908.64, 8,857.49 and 3,309.75 is: 4,961.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.64 : 8,857.49 = 3,309.75 : x
  2. Step 2: Convert to fraction form
    5,908.64/8,857.49 = 3,309.75/x
  3. Step 3: Cross multiply
    5,908.64x = 8,857.49 × 3,309.75
  4. Step 4: Simplify right side
    5,908.64x = 29,316,060.98
  5. Step 5: Solve for x
    x = 29,316,060.98/5,908.64
  6. Step 6: Final answer
    x = 4,961.56

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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.