Home / 7,372.41-10,161.22-5,454.33

Finding the Fourth Proportional to 7,372.41, 10,161.22 and 5,454.33

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Solution

The fourth proportional to 7,372.41, 10,161.22 and 5,454.33 is: 7,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.41 : 10,161.22 = 5,454.33 : x
  2. Step 2: Convert to fraction form
    7,372.41/10,161.22 = 5,454.33/x
  3. Step 3: Cross multiply
    7,372.41x = 10,161.22 × 5,454.33
  4. Step 4: Simplify right side
    7,372.41x = 55,422,647.08
  5. Step 5: Solve for x
    x = 55,422,647.08/7,372.41
  6. Step 6: Final answer
    x = 7,517.58

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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.