Home / 11,256.99-16,885.50-3,465.87

Finding the Fourth Proportional to 11,256.99, 16,885.50 and 3,465.87

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Solution

The fourth proportional to 11,256.99, 16,885.50 and 3,465.87 is: 5,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.99 : 16,885.50 = 3,465.87 : x
  2. Step 2: Convert to fraction form
    11,256.99/16,885.50 = 3,465.87/x
  3. Step 3: Cross multiply
    11,256.99x = 16,885.50 × 3,465.87
  4. Step 4: Simplify right side
    11,256.99x = 58,522,947.89
  5. Step 5: Solve for x
    x = 58,522,947.89/11,256.99
  6. Step 6: Final answer
    x = 5,198.81

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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.