Home / 7,176.24-10,764.84-2,496.78

Finding the Fourth Proportional to 7,176.24, 10,764.84 and 2,496.78

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Solution

The fourth proportional to 7,176.24, 10,764.84 and 2,496.78 is: 3,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.24 : 10,764.84 = 2,496.78 : x
  2. Step 2: Convert to fraction form
    7,176.24/10,764.84 = 2,496.78/x
  3. Step 3: Cross multiply
    7,176.24x = 10,764.84 × 2,496.78
  4. Step 4: Simplify right side
    7,176.24x = 26,877,437.22
  5. Step 5: Solve for x
    x = 26,877,437.22/7,176.24
  6. Step 6: Final answer
    x = 3,745.34

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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.