Home / 4,919.66-7,404.24-3,693.50

Finding the Fourth Proportional to 4,919.66, 7,404.24 and 3,693.50

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Solution

The fourth proportional to 4,919.66, 7,404.24 and 3,693.50 is: 5,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.66 : 7,404.24 = 3,693.50 : x
  2. Step 2: Convert to fraction form
    4,919.66/7,404.24 = 3,693.50/x
  3. Step 3: Cross multiply
    4,919.66x = 7,404.24 × 3,693.50
  4. Step 4: Simplify right side
    4,919.66x = 27,347,560.44
  5. Step 5: Solve for x
    x = 27,347,560.44/4,919.66
  6. Step 6: Final answer
    x = 5,558.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.