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Finding the Fourth Proportional to 9,348.59, 14,007.43 and 8,383.88

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Solution

The fourth proportional to 9,348.59, 14,007.43 and 8,383.88 is: 12,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.59 : 14,007.43 = 8,383.88 : x
  2. Step 2: Convert to fraction form
    9,348.59/14,007.43 = 8,383.88/x
  3. Step 3: Cross multiply
    9,348.59x = 14,007.43 × 8,383.88
  4. Step 4: Simplify right side
    9,348.59x = 117,436,618.33
  5. Step 5: Solve for x
    x = 117,436,618.33/9,348.59
  6. Step 6: Final answer
    x = 12,561.96

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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.