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Finding the Fourth Proportional to 7,893.52, 11,847.88 and 6,020.88

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Solution

The fourth proportional to 7,893.52, 11,847.88 and 6,020.88 is: 9,037.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.52 : 11,847.88 = 6,020.88 : x
  2. Step 2: Convert to fraction form
    7,893.52/11,847.88 = 6,020.88/x
  3. Step 3: Cross multiply
    7,893.52x = 11,847.88 × 6,020.88
  4. Step 4: Simplify right side
    7,893.52x = 71,334,663.73
  5. Step 5: Solve for x
    x = 71,334,663.73/7,893.52
  6. Step 6: Final answer
    x = 9,037.12

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1.5x scale

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.