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Finding the Fourth Proportional to 11,540.62, 15,926.06 and 6,235.45

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Solution

The fourth proportional to 11,540.62, 15,926.06 and 6,235.45 is: 8,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.62 : 15,926.06 = 6,235.45 : x
  2. Step 2: Convert to fraction form
    11,540.62/15,926.06 = 6,235.45/x
  3. Step 3: Cross multiply
    11,540.62x = 15,926.06 × 6,235.45
  4. Step 4: Simplify right side
    11,540.62x = 99,306,150.83
  5. Step 5: Solve for x
    x = 99,306,150.83/11,540.62
  6. Step 6: Final answer
    x = 8,604.92

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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.