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Finding the Fourth Proportional to 9,354.37, 12,902.79 and 6,797.85

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Solution

The fourth proportional to 9,354.37, 12,902.79 and 6,797.85 is: 9,376.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.37 : 12,902.79 = 6,797.85 : x
  2. Step 2: Convert to fraction form
    9,354.37/12,902.79 = 6,797.85/x
  3. Step 3: Cross multiply
    9,354.37x = 12,902.79 × 6,797.85
  4. Step 4: Simplify right side
    9,354.37x = 87,711,231.00
  5. Step 5: Solve for x
    x = 87,711,231.00/9,354.37
  6. Step 6: Final answer
    x = 9,376.50

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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.