Home / 11,652.03-16,080.05-6,346.85

Finding the Fourth Proportional to 11,652.03, 16,080.05 and 6,346.85

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Solution

The fourth proportional to 11,652.03, 16,080.05 and 6,346.85 is: 8,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.03 : 16,080.05 = 6,346.85 : x
  2. Step 2: Convert to fraction form
    11,652.03/16,080.05 = 6,346.85/x
  3. Step 3: Cross multiply
    11,652.03x = 16,080.05 × 6,346.85
  4. Step 4: Simplify right side
    11,652.03x = 102,057,600.81
  5. Step 5: Solve for x
    x = 102,057,600.81/11,652.03
  6. Step 6: Final answer
    x = 8,758.78

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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.