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Finding the Fourth Proportional to 8,068.56, 12,124.44 and 7,052.64

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Solution

The fourth proportional to 8,068.56, 12,124.44 and 7,052.64 is: 10,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.56 : 12,124.44 = 7,052.64 : x
  2. Step 2: Convert to fraction form
    8,068.56/12,124.44 = 7,052.64/x
  3. Step 3: Cross multiply
    8,068.56x = 12,124.44 × 7,052.64
  4. Step 4: Simplify right side
    8,068.56x = 85,509,310.52
  5. Step 5: Solve for x
    x = 85,509,310.52/8,068.56
  6. Step 6: Final answer
    x = 10,597.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.