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Finding the Fourth Proportional to 11,552.62, 15,942.62 and 6,247.44

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Solution

The fourth proportional to 11,552.62, 15,942.62 and 6,247.44 is: 8,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.62 : 15,942.62 = 6,247.44 : x
  2. Step 2: Convert to fraction form
    11,552.62/15,942.62 = 6,247.44/x
  3. Step 3: Cross multiply
    11,552.62x = 15,942.62 × 6,247.44
  4. Step 4: Simplify right side
    11,552.62x = 99,600,561.89
  5. Step 5: Solve for x
    x = 99,600,561.89/11,552.62
  6. Step 6: Final answer
    x = 8,621.47

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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.