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Finding the Fourth Proportional to 9,370.73, 12,936.12 and 6,018.55

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Solution

The fourth proportional to 9,370.73, 12,936.12 and 6,018.55 is: 8,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.73 : 12,936.12 = 6,018.55 : x
  2. Step 2: Convert to fraction form
    9,370.73/12,936.12 = 6,018.55/x
  3. Step 3: Cross multiply
    9,370.73x = 12,936.12 × 6,018.55
  4. Step 4: Simplify right side
    9,370.73x = 77,856,685.03
  5. Step 5: Solve for x
    x = 77,856,685.03/9,370.73
  6. Step 6: Final answer
    x = 8,308.50

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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.