Home / 4,924.31-7,378.10-2,972.41

Finding the Fourth Proportional to 4,924.31, 7,378.10 and 2,972.41

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Solution

The fourth proportional to 4,924.31, 7,378.10 and 2,972.41 is: 4,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,924.31 : 7,378.10 = 2,972.41 : x
  2. Step 2: Convert to fraction form
    4,924.31/7,378.10 = 2,972.41/x
  3. Step 3: Cross multiply
    4,924.31x = 7,378.10 × 2,972.41
  4. Step 4: Simplify right side
    4,924.31x = 21,930,701.33
  5. Step 5: Solve for x
    x = 21,930,701.33/4,924.31
  6. Step 6: Final answer
    x = 4,453.56

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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.