Home / 11,260.42-16,884.86-6,581.45

Finding the Fourth Proportional to 11,260.42, 16,884.86 and 6,581.45

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Solution

The fourth proportional to 11,260.42, 16,884.86 and 6,581.45 is: 9,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.42 : 16,884.86 = 6,581.45 : x
  2. Step 2: Convert to fraction form
    11,260.42/16,884.86 = 6,581.45/x
  3. Step 3: Cross multiply
    11,260.42x = 16,884.86 × 6,581.45
  4. Step 4: Simplify right side
    11,260.42x = 111,126,871.15
  5. Step 5: Solve for x
    x = 111,126,871.15/11,260.42
  6. Step 6: Final answer
    x = 9,868.81

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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.