Home / 6,764.53-10,147.16-2,087.76

Finding the Fourth Proportional to 6,764.53, 10,147.16 and 2,087.76

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Solution

The fourth proportional to 6,764.53, 10,147.16 and 2,087.76 is: 3,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.53 : 10,147.16 = 2,087.76 : x
  2. Step 2: Convert to fraction form
    6,764.53/10,147.16 = 2,087.76/x
  3. Step 3: Cross multiply
    6,764.53x = 10,147.16 × 2,087.76
  4. Step 4: Simplify right side
    6,764.53x = 21,184,834.76
  5. Step 5: Solve for x
    x = 21,184,834.76/6,764.53
  6. Step 6: Final answer
    x = 3,131.75

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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.