Home / 11,109.35-16,655.37-5,559.84

Finding the Fourth Proportional to 11,109.35, 16,655.37 and 5,559.84

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Solution

The fourth proportional to 11,109.35, 16,655.37 and 5,559.84 is: 8,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.35 : 16,655.37 = 5,559.84 : x
  2. Step 2: Convert to fraction form
    11,109.35/16,655.37 = 5,559.84/x
  3. Step 3: Cross multiply
    11,109.35x = 16,655.37 × 5,559.84
  4. Step 4: Simplify right side
    11,109.35x = 92,601,202.77
  5. Step 5: Solve for x
    x = 92,601,202.77/11,109.35
  6. Step 6: Final answer
    x = 8,335.43

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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.