Home / 11,158.12-16,722.60-4,575.34

Finding the Fourth Proportional to 11,158.12, 16,722.60 and 4,575.34

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Solution

The fourth proportional to 11,158.12, 16,722.60 and 4,575.34 is: 6,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158.12 : 16,722.60 = 4,575.34 : x
  2. Step 2: Convert to fraction form
    11,158.12/16,722.60 = 4,575.34/x
  3. Step 3: Cross multiply
    11,158.12x = 16,722.60 × 4,575.34
  4. Step 4: Simplify right side
    11,158.12x = 76,511,580.68
  5. Step 5: Solve for x
    x = 76,511,580.68/11,158.12
  6. Step 6: Final answer
    x = 6,857.03

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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.