Home / 6,771.80-10,158.57-2,613

Finding the Fourth Proportional to 6,771.80, 10,158.57 and 2,613

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Solution

The fourth proportional to 6,771.80, 10,158.57 and 2,613 is: 3,919.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.80 : 10,158.57 = 2,613 : x
  2. Step 2: Convert to fraction form
    6,771.80/10,158.57 = 2,613/x
  3. Step 3: Cross multiply
    6,771.80x = 10,158.57 × 2,613
  4. Step 4: Simplify right side
    6,771.80x = 26,544,343.41
  5. Step 5: Solve for x
    x = 26,544,343.41/6,771.80
  6. Step 6: Final answer
    x = 3,919.83

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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.