Home / 11,295.64-16,942.65-5,745.52

Finding the Fourth Proportional to 11,295.64, 16,942.65 and 5,745.52

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Solution

The fourth proportional to 11,295.64, 16,942.65 and 5,745.52 is: 8,617.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.64 : 16,942.65 = 5,745.52 : x
  2. Step 2: Convert to fraction form
    11,295.64/16,942.65 = 5,745.52/x
  3. Step 3: Cross multiply
    11,295.64x = 16,942.65 × 5,745.52
  4. Step 4: Simplify right side
    11,295.64x = 97,344,334.43
  5. Step 5: Solve for x
    x = 97,344,334.43/11,295.64
  6. Step 6: Final answer
    x = 8,617.87

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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.