Home / 4,743.72-6,544.46-2,974.68

Finding the Fourth Proportional to 4,743.72, 6,544.46 and 2,974.68

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Solution

The fourth proportional to 4,743.72, 6,544.46 and 2,974.68 is: 4,103.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.72 : 6,544.46 = 2,974.68 : x
  2. Step 2: Convert to fraction form
    4,743.72/6,544.46 = 2,974.68/x
  3. Step 3: Cross multiply
    4,743.72x = 6,544.46 × 2,974.68
  4. Step 4: Simplify right side
    4,743.72x = 19,467,681.71
  5. Step 5: Solve for x
    x = 19,467,681.71/4,743.72
  6. Step 6: Final answer
    x = 4,103.89

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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.