Home / 11,540.28-15,925.59-6,235.09

Finding the Fourth Proportional to 11,540.28, 15,925.59 and 6,235.09

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Solution

The fourth proportional to 11,540.28, 15,925.59 and 6,235.09 is: 8,604.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.28 : 15,925.59 = 6,235.09 : x
  2. Step 2: Convert to fraction form
    11,540.28/15,925.59 = 6,235.09/x
  3. Step 3: Cross multiply
    11,540.28x = 15,925.59 × 6,235.09
  4. Step 4: Simplify right side
    11,540.28x = 99,297,486.95
  5. Step 5: Solve for x
    x = 99,297,486.95/11,540.28
  6. Step 6: Final answer
    x = 8,604.43

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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.