Home / 11,137.66-16,704.68-3,345.10

Finding the Fourth Proportional to 11,137.66, 16,704.68 and 3,345.10

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Solution

The fourth proportional to 11,137.66, 16,704.68 and 3,345.10 is: 5,017.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.66 : 16,704.68 = 3,345.10 : x
  2. Step 2: Convert to fraction form
    11,137.66/16,704.68 = 3,345.10/x
  3. Step 3: Cross multiply
    11,137.66x = 16,704.68 × 3,345.10
  4. Step 4: Simplify right side
    11,137.66x = 55,878,825.07
  5. Step 5: Solve for x
    x = 55,878,825.07/11,137.66
  6. Step 6: Final answer
    x = 5,017.11

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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.