Home / 4,743.11-7,118.53-3,357.79

Finding the Fourth Proportional to 4,743.11, 7,118.53 and 3,357.79

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Solution

The fourth proportional to 4,743.11, 7,118.53 and 3,357.79 is: 5,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.11 : 7,118.53 = 3,357.79 : x
  2. Step 2: Convert to fraction form
    4,743.11/7,118.53 = 3,357.79/x
  3. Step 3: Cross multiply
    4,743.11x = 7,118.53 × 3,357.79
  4. Step 4: Simplify right side
    4,743.11x = 23,902,521.55
  5. Step 5: Solve for x
    x = 23,902,521.55/4,743.11
  6. Step 6: Final answer
    x = 5,039.42

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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.