Home / 11,090.95-16,633.68-6,645.85

Finding the Fourth Proportional to 11,090.95, 16,633.68 and 6,645.85

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Solution

The fourth proportional to 11,090.95, 16,633.68 and 6,645.85 is: 9,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.95 : 16,633.68 = 6,645.85 : x
  2. Step 2: Convert to fraction form
    11,090.95/16,633.68 = 6,645.85/x
  3. Step 3: Cross multiply
    11,090.95x = 16,633.68 × 6,645.85
  4. Step 4: Simplify right side
    11,090.95x = 110,544,942.23
  5. Step 5: Solve for x
    x = 110,544,942.23/11,090.95
  6. Step 6: Final answer
    x = 9,967.13

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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.