Home / 8,080.34-11,150.87-4,936.50

Finding the Fourth Proportional to 8,080.34, 11,150.87 and 4,936.50

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Solution

The fourth proportional to 8,080.34, 11,150.87 and 4,936.50 is: 6,812.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.34 : 11,150.87 = 4,936.50 : x
  2. Step 2: Convert to fraction form
    8,080.34/11,150.87 = 4,936.50/x
  3. Step 3: Cross multiply
    8,080.34x = 11,150.87 × 4,936.50
  4. Step 4: Simplify right side
    8,080.34x = 55,046,245.07
  5. Step 5: Solve for x
    x = 55,046,245.07/8,080.34
  6. Step 6: Final answer
    x = 6,812.37

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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.