Home / 11,628.13-17,442.05-2,863.12

Finding the Fourth Proportional to 11,628.13, 17,442.05 and 2,863.12

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Solution

The fourth proportional to 11,628.13, 17,442.05 and 2,863.12 is: 4,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.13 : 17,442.05 = 2,863.12 : x
  2. Step 2: Convert to fraction form
    11,628.13/17,442.05 = 2,863.12/x
  3. Step 3: Cross multiply
    11,628.13x = 17,442.05 × 2,863.12
  4. Step 4: Simplify right side
    11,628.13x = 49,938,667.88
  5. Step 5: Solve for x
    x = 49,938,667.88/11,628.13
  6. Step 6: Final answer
    x = 4,294.64

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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.