Home / 11,177.08-16,765.98-3,385.96

Finding the Fourth Proportional to 11,177.08, 16,765.98 and 3,385.96

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Solution

The fourth proportional to 11,177.08, 16,765.98 and 3,385.96 is: 5,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.08 : 16,765.98 = 3,385.96 : x
  2. Step 2: Convert to fraction form
    11,177.08/16,765.98 = 3,385.96/x
  3. Step 3: Cross multiply
    11,177.08x = 16,765.98 × 3,385.96
  4. Step 4: Simplify right side
    11,177.08x = 56,768,937.64
  5. Step 5: Solve for x
    x = 56,768,937.64/11,177.08
  6. Step 6: Final answer
    x = 5,079.05

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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.