Home / 11,524.20-15,903.60-6,808.48

Finding the Fourth Proportional to 11,524.20, 15,903.60 and 6,808.48

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Solution

The fourth proportional to 11,524.20, 15,903.60 and 6,808.48 is: 9,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,524.20 : 15,903.60 = 6,808.48 : x
  2. Step 2: Convert to fraction form
    11,524.20/15,903.60 = 6,808.48/x
  3. Step 3: Cross multiply
    11,524.20x = 15,903.60 × 6,808.48
  4. Step 4: Simplify right side
    11,524.20x = 108,279,342.53
  5. Step 5: Solve for x
    x = 108,279,342.53/11,524.20
  6. Step 6: Final answer
    x = 9,395.82

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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.