Home / 5,449.07-8,173.61-3,808.82

Finding the Fourth Proportional to 5,449.07, 8,173.61 and 3,808.82

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Solution

The fourth proportional to 5,449.07, 8,173.61 and 3,808.82 is: 5,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.07 : 8,173.61 = 3,808.82 : x
  2. Step 2: Convert to fraction form
    5,449.07/8,173.61 = 3,808.82/x
  3. Step 3: Cross multiply
    5,449.07x = 8,173.61 × 3,808.82
  4. Step 4: Simplify right side
    5,449.07x = 31,131,809.24
  5. Step 5: Solve for x
    x = 31,131,809.24/5,449.07
  6. Step 6: Final answer
    x = 5,713.23

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1.5x scale

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.