Home / 11,540.78-15,926.23-6,235.59

Finding the Fourth Proportional to 11,540.78, 15,926.23 and 6,235.59

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Solution

The fourth proportional to 11,540.78, 15,926.23 and 6,235.59 is: 8,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.78 : 15,926.23 = 6,235.59 : x
  2. Step 2: Convert to fraction form
    11,540.78/15,926.23 = 6,235.59/x
  3. Step 3: Cross multiply
    11,540.78x = 15,926.23 × 6,235.59
  4. Step 4: Simplify right side
    11,540.78x = 99,309,440.53
  5. Step 5: Solve for x
    x = 99,309,440.53/11,540.78
  6. Step 6: Final answer
    x = 8,605.09

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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.