Home / 11,751.96-17,620.84-5,513.34

Finding the Fourth Proportional to 11,751.96, 17,620.84 and 5,513.34

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Solution

The fourth proportional to 11,751.96, 17,620.84 and 5,513.34 is: 8,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,751.96 : 17,620.84 = 5,513.34 : x
  2. Step 2: Convert to fraction form
    11,751.96/17,620.84 = 5,513.34/x
  3. Step 3: Cross multiply
    11,751.96x = 17,620.84 × 5,513.34
  4. Step 4: Simplify right side
    11,751.96x = 97,149,682.01
  5. Step 5: Solve for x
    x = 97,149,682.01/11,751.96
  6. Step 6: Final answer
    x = 8,266.68

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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.