Home / 11,958.08-16,500.21-6,652.76

Finding the Fourth Proportional to 11,958.08, 16,500.21 and 6,652.76

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Solution

The fourth proportional to 11,958.08, 16,500.21 and 6,652.76 is: 9,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958.08 : 16,500.21 = 6,652.76 : x
  2. Step 2: Convert to fraction form
    11,958.08/16,500.21 = 6,652.76/x
  3. Step 3: Cross multiply
    11,958.08x = 16,500.21 × 6,652.76
  4. Step 4: Simplify right side
    11,958.08x = 109,771,937.08
  5. Step 5: Solve for x
    x = 109,771,937.08/11,958.08
  6. Step 6: Final answer
    x = 9,179.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.