Home / 5,560.42-7,673.21-3,321.79

Finding the Fourth Proportional to 5,560.42, 7,673.21 and 3,321.79

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Solution

The fourth proportional to 5,560.42, 7,673.21 and 3,321.79 is: 4,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.42 : 7,673.21 = 3,321.79 : x
  2. Step 2: Convert to fraction form
    5,560.42/7,673.21 = 3,321.79/x
  3. Step 3: Cross multiply
    5,560.42x = 7,673.21 × 3,321.79
  4. Step 4: Simplify right side
    5,560.42x = 25,488,792.25
  5. Step 5: Solve for x
    x = 25,488,792.25/5,560.42
  6. Step 6: Final answer
    x = 4,583.97

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1.5x scale

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.