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Finding the Fourth Proportional to 7,793.51, 11,682.96 and 4,323.47

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Solution

The fourth proportional to 7,793.51, 11,682.96 and 4,323.47 is: 6,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.51 : 11,682.96 = 4,323.47 : x
  2. Step 2: Convert to fraction form
    7,793.51/11,682.96 = 4,323.47/x
  3. Step 3: Cross multiply
    7,793.51x = 11,682.96 × 4,323.47
  4. Step 4: Simplify right side
    7,793.51x = 50,510,927.07
  5. Step 5: Solve for x
    x = 50,510,927.07/7,793.51
  6. Step 6: Final answer
    x = 6,481.15

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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.