Home / 10,822.68-16,233.39-5,554.44

Finding the Fourth Proportional to 10,822.68, 16,233.39 and 5,554.44

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Solution

The fourth proportional to 10,822.68, 16,233.39 and 5,554.44 is: 8,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822.68 : 16,233.39 = 5,554.44 : x
  2. Step 2: Convert to fraction form
    10,822.68/16,233.39 = 5,554.44/x
  3. Step 3: Cross multiply
    10,822.68x = 16,233.39 × 5,554.44
  4. Step 4: Simplify right side
    10,822.68x = 90,167,390.75
  5. Step 5: Solve for x
    x = 90,167,390.75/10,822.68
  6. Step 6: Final answer
    x = 8,331.34

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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.