Home / 5,505.44-7,597.60-3,147.60

Finding the Fourth Proportional to 5,505.44, 7,597.60 and 3,147.60

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Solution

The fourth proportional to 5,505.44, 7,597.60 and 3,147.60 is: 4,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.44 : 7,597.60 = 3,147.60 : x
  2. Step 2: Convert to fraction form
    5,505.44/7,597.60 = 3,147.60/x
  3. Step 3: Cross multiply
    5,505.44x = 7,597.60 × 3,147.60
  4. Step 4: Simplify right side
    5,505.44x = 23,914,205.76
  5. Step 5: Solve for x
    x = 23,914,205.76/5,505.44
  6. Step 6: Final answer
    x = 4,343.74

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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.