Home / 4,858.82-7,272.56-2,515.60

Finding the Fourth Proportional to 4,858.82, 7,272.56 and 2,515.60

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Solution

The fourth proportional to 4,858.82, 7,272.56 and 2,515.60 is: 3,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.82 : 7,272.56 = 2,515.60 : x
  2. Step 2: Convert to fraction form
    4,858.82/7,272.56 = 2,515.60/x
  3. Step 3: Cross multiply
    4,858.82x = 7,272.56 × 2,515.60
  4. Step 4: Simplify right side
    4,858.82x = 18,294,851.94
  5. Step 5: Solve for x
    x = 18,294,851.94/4,858.82
  6. Step 6: Final answer
    x = 3,765.29

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1.5x scale

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.