Home / 11,855.14-17,770.35-4,832.10

Finding the Fourth Proportional to 11,855.14, 17,770.35 and 4,832.10

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Solution

The fourth proportional to 11,855.14, 17,770.35 and 4,832.10 is: 7,243.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855.14 : 17,770.35 = 4,832.10 : x
  2. Step 2: Convert to fraction form
    11,855.14/17,770.35 = 4,832.10/x
  3. Step 3: Cross multiply
    11,855.14x = 17,770.35 × 4,832.10
  4. Step 4: Simplify right side
    11,855.14x = 85,868,108.24
  5. Step 5: Solve for x
    x = 85,868,108.24/11,855.14
  6. Step 6: Final answer
    x = 7,243.11

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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.