Home / 4,942.59-7,412.67-1,654.80

Finding the Fourth Proportional to 4,942.59, 7,412.67 and 1,654.80

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Solution

The fourth proportional to 4,942.59, 7,412.67 and 1,654.80 is: 2,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.59 : 7,412.67 = 1,654.80 : x
  2. Step 2: Convert to fraction form
    4,942.59/7,412.67 = 1,654.80/x
  3. Step 3: Cross multiply
    4,942.59x = 7,412.67 × 1,654.80
  4. Step 4: Simplify right side
    4,942.59x = 12,266,486.32
  5. Step 5: Solve for x
    x = 12,266,486.32/4,942.59
  6. Step 6: Final answer
    x = 2,481.79

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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.