Home / 7,757.13-11,635.66-3,372.19

Finding the Fourth Proportional to 7,757.13, 11,635.66 and 3,372.19

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Solution

The fourth proportional to 7,757.13, 11,635.66 and 3,372.19 is: 5,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.13 : 11,635.66 = 3,372.19 : x
  2. Step 2: Convert to fraction form
    7,757.13/11,635.66 = 3,372.19/x
  3. Step 3: Cross multiply
    7,757.13x = 11,635.66 × 3,372.19
  4. Step 4: Simplify right side
    7,757.13x = 39,237,656.30
  5. Step 5: Solve for x
    x = 39,237,656.30/7,757.13
  6. Step 6: Final answer
    x = 5,058.27

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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.