Home / 4,916.52-7,374.76-1,629.80

Finding the Fourth Proportional to 4,916.52, 7,374.76 and 1,629.80

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Solution

The fourth proportional to 4,916.52, 7,374.76 and 1,629.80 is: 2,444.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.52 : 7,374.76 = 1,629.80 : x
  2. Step 2: Convert to fraction form
    4,916.52/7,374.76 = 1,629.80/x
  3. Step 3: Cross multiply
    4,916.52x = 7,374.76 × 1,629.80
  4. Step 4: Simplify right side
    4,916.52x = 12,019,383.85
  5. Step 5: Solve for x
    x = 12,019,383.85/4,916.52
  6. Step 6: Final answer
    x = 2,444.69

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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.