Home / 6,481.76-9,727.49-4,607.42

Finding the Fourth Proportional to 6,481.76, 9,727.49 and 4,607.42

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Solution

The fourth proportional to 6,481.76, 9,727.49 and 4,607.42 is: 6,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.76 : 9,727.49 = 4,607.42 : x
  2. Step 2: Convert to fraction form
    6,481.76/9,727.49 = 4,607.42/x
  3. Step 3: Cross multiply
    6,481.76x = 9,727.49 × 4,607.42
  4. Step 4: Simplify right side
    6,481.76x = 44,818,631.98
  5. Step 5: Solve for x
    x = 44,818,631.98/6,481.76
  6. Step 6: Final answer
    x = 6,914.58

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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.