Home / 11,160.66-16,742.55-3,767.25

Finding the Fourth Proportional to 11,160.66, 16,742.55 and 3,767.25

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Solution

The fourth proportional to 11,160.66, 16,742.55 and 3,767.25 is: 5,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.66 : 16,742.55 = 3,767.25 : x
  2. Step 2: Convert to fraction form
    11,160.66/16,742.55 = 3,767.25/x
  3. Step 3: Cross multiply
    11,160.66x = 16,742.55 × 3,767.25
  4. Step 4: Simplify right side
    11,160.66x = 63,073,371.49
  5. Step 5: Solve for x
    x = 63,073,371.49/11,160.66
  6. Step 6: Final answer
    x = 5,651.40

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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.