Home / 5,372.73-7,416.46-3,382.90

Finding the Fourth Proportional to 5,372.73, 7,416.46 and 3,382.90

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Solution

The fourth proportional to 5,372.73, 7,416.46 and 3,382.90 is: 4,669.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.73 : 7,416.46 = 3,382.90 : x
  2. Step 2: Convert to fraction form
    5,372.73/7,416.46 = 3,382.90/x
  3. Step 3: Cross multiply
    5,372.73x = 7,416.46 × 3,382.90
  4. Step 4: Simplify right side
    5,372.73x = 25,089,128.22
  5. Step 5: Solve for x
    x = 25,089,128.22/5,372.73
  6. Step 6: Final answer
    x = 4,669.72

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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.