Home / 11,108.08-16,652.46-4,187.44

Finding the Fourth Proportional to 11,108.08, 16,652.46 and 4,187.44

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Solution

The fourth proportional to 11,108.08, 16,652.46 and 4,187.44 is: 6,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.08 : 16,652.46 = 4,187.44 : x
  2. Step 2: Convert to fraction form
    11,108.08/16,652.46 = 4,187.44/x
  3. Step 3: Cross multiply
    11,108.08x = 16,652.46 × 4,187.44
  4. Step 4: Simplify right side
    11,108.08x = 69,731,177.10
  5. Step 5: Solve for x
    x = 69,731,177.10/11,108.08
  6. Step 6: Final answer
    x = 6,277.52

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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.