Home / 5,449.33-8,175.18-2,162.35

Finding the Fourth Proportional to 5,449.33, 8,175.18 and 2,162.35

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Solution

The fourth proportional to 5,449.33, 8,175.18 and 2,162.35 is: 3,243.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.33 : 8,175.18 = 2,162.35 : x
  2. Step 2: Convert to fraction form
    5,449.33/8,175.18 = 2,162.35/x
  3. Step 3: Cross multiply
    5,449.33x = 8,175.18 × 2,162.35
  4. Step 4: Simplify right side
    5,449.33x = 17,677,560.65
  5. Step 5: Solve for x
    x = 17,677,560.65/5,449.33
  6. Step 6: Final answer
    x = 3,243.99

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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.