Home / 11,863.14-17,782.56-4,462.44

Finding the Fourth Proportional to 11,863.14, 17,782.56 and 4,462.44

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Solution

The fourth proportional to 11,863.14, 17,782.56 and 4,462.44 is: 6,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.14 : 17,782.56 = 4,462.44 : x
  2. Step 2: Convert to fraction form
    11,863.14/17,782.56 = 4,462.44/x
  3. Step 3: Cross multiply
    11,863.14x = 17,782.56 × 4,462.44
  4. Step 4: Simplify right side
    11,863.14x = 79,353,607.05
  5. Step 5: Solve for x
    x = 79,353,607.05/11,863.14
  6. Step 6: Final answer
    x = 6,689.09

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1.5x scale

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.