Home / 10,855.09-16,282.27-3,459.97

Finding the Fourth Proportional to 10,855.09, 16,282.27 and 3,459.97

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Solution

The fourth proportional to 10,855.09, 16,282.27 and 3,459.97 is: 5,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855.09 : 16,282.27 = 3,459.97 : x
  2. Step 2: Convert to fraction form
    10,855.09/16,282.27 = 3,459.97/x
  3. Step 3: Cross multiply
    10,855.09x = 16,282.27 × 3,459.97
  4. Step 4: Simplify right side
    10,855.09x = 56,336,165.73
  5. Step 5: Solve for x
    x = 56,336,165.73/10,855.09
  6. Step 6: Final answer
    x = 5,189.84

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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.