Home / 4,916.50-7,372.24-1,628.41

Finding the Fourth Proportional to 4,916.50, 7,372.24 and 1,628.41

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Solution

The fourth proportional to 4,916.50, 7,372.24 and 1,628.41 is: 2,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.50 : 7,372.24 = 1,628.41 : x
  2. Step 2: Convert to fraction form
    4,916.50/7,372.24 = 1,628.41/x
  3. Step 3: Cross multiply
    4,916.50x = 7,372.24 × 1,628.41
  4. Step 4: Simplify right side
    4,916.50x = 12,005,029.34
  5. Step 5: Solve for x
    x = 12,005,029.34/4,916.50
  6. Step 6: Final answer
    x = 2,441.78

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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.