Home / 10,723.52-16,080.02-4,481.68

Finding the Fourth Proportional to 10,723.52, 16,080.02 and 4,481.68

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Solution

The fourth proportional to 10,723.52, 16,080.02 and 4,481.68 is: 6,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.52 : 16,080.02 = 4,481.68 : x
  2. Step 2: Convert to fraction form
    10,723.52/16,080.02 = 4,481.68/x
  3. Step 3: Cross multiply
    10,723.52x = 16,080.02 × 4,481.68
  4. Step 4: Simplify right side
    10,723.52x = 72,065,504.03
  5. Step 5: Solve for x
    x = 72,065,504.03/10,723.52
  6. Step 6: Final answer
    x = 6,720.32

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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.