Home / 10,723.39-16,079.59-4,481.70

Finding the Fourth Proportional to 10,723.39, 16,079.59 and 4,481.70

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Solution

The fourth proportional to 10,723.39, 16,079.59 and 4,481.70 is: 6,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.39 : 16,079.59 = 4,481.70 : x
  2. Step 2: Convert to fraction form
    10,723.39/16,079.59 = 4,481.70/x
  3. Step 3: Cross multiply
    10,723.39x = 16,079.59 × 4,481.70
  4. Step 4: Simplify right side
    10,723.39x = 72,063,898.50
  5. Step 5: Solve for x
    x = 72,063,898.50/10,723.39
  6. Step 6: Final answer
    x = 6,720.25

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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.