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Finding the Fourth Proportional to 9,333.92, 14,000.09 and 3,091.89

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Solution

The fourth proportional to 9,333.92, 14,000.09 and 3,091.89 is: 4,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.92 : 14,000.09 = 3,091.89 : x
  2. Step 2: Convert to fraction form
    9,333.92/14,000.09 = 3,091.89/x
  3. Step 3: Cross multiply
    9,333.92x = 14,000.09 × 3,091.89
  4. Step 4: Simplify right side
    9,333.92x = 43,286,660.54
  5. Step 5: Solve for x
    x = 43,286,660.54/9,333.92
  6. Step 6: Final answer
    x = 4,637.57

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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.