Home / 10,808.54-16,198.67-5,539.08

Finding the Fourth Proportional to 10,808.54, 16,198.67 and 5,539.08

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Solution

The fourth proportional to 10,808.54, 16,198.67 and 5,539.08 is: 8,301.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.54 : 16,198.67 = 5,539.08 : x
  2. Step 2: Convert to fraction form
    10,808.54/16,198.67 = 5,539.08/x
  3. Step 3: Cross multiply
    10,808.54x = 16,198.67 × 5,539.08
  4. Step 4: Simplify right side
    10,808.54x = 89,725,701.33
  5. Step 5: Solve for x
    x = 89,725,701.33/10,808.54
  6. Step 6: Final answer
    x = 8,301.37

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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.