Home / 11,265.14-16,898.85-3,868.64

Finding the Fourth Proportional to 11,265.14, 16,898.85 and 3,868.64

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Solution

The fourth proportional to 11,265.14, 16,898.85 and 3,868.64 is: 5,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.14 : 16,898.85 = 3,868.64 : x
  2. Step 2: Convert to fraction form
    11,265.14/16,898.85 = 3,868.64/x
  3. Step 3: Cross multiply
    11,265.14x = 16,898.85 × 3,868.64
  4. Step 4: Simplify right side
    11,265.14x = 65,375,509.29
  5. Step 5: Solve for x
    x = 65,375,509.29/11,265.14
  6. Step 6: Final answer
    x = 5,803.35

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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.