Home / 7,236.55-10,855.98-3,076.60

Finding the Fourth Proportional to 7,236.55, 10,855.98 and 3,076.60

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Solution

The fourth proportional to 7,236.55, 10,855.98 and 3,076.60 is: 4,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.55 : 10,855.98 = 3,076.60 : x
  2. Step 2: Convert to fraction form
    7,236.55/10,855.98 = 3,076.60/x
  3. Step 3: Cross multiply
    7,236.55x = 10,855.98 × 3,076.60
  4. Step 4: Simplify right side
    7,236.55x = 33,399,508.07
  5. Step 5: Solve for x
    x = 33,399,508.07/7,236.55
  6. Step 6: Final answer
    x = 4,615.39

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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.