Home / 7,086.69-10,631.60-2,704.19

Finding the Fourth Proportional to 7,086.69, 10,631.60 and 2,704.19

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Solution

The fourth proportional to 7,086.69, 10,631.60 and 2,704.19 is: 4,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.69 : 10,631.60 = 2,704.19 : x
  2. Step 2: Convert to fraction form
    7,086.69/10,631.60 = 2,704.19/x
  3. Step 3: Cross multiply
    7,086.69x = 10,631.60 × 2,704.19
  4. Step 4: Simplify right side
    7,086.69x = 28,749,825.08
  5. Step 5: Solve for x
    x = 28,749,825.08/7,086.69
  6. Step 6: Final answer
    x = 4,056.88

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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.