Home / 3,672.12-5,066.22-2,180.28

Finding the Fourth Proportional to 3,672.12, 5,066.22 and 2,180.28

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Solution

The fourth proportional to 3,672.12, 5,066.22 and 2,180.28 is: 3,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.12 : 5,066.22 = 2,180.28 : x
  2. Step 2: Convert to fraction form
    3,672.12/5,066.22 = 2,180.28/x
  3. Step 3: Cross multiply
    3,672.12x = 5,066.22 × 2,180.28
  4. Step 4: Simplify right side
    3,672.12x = 11,045,778.14
  5. Step 5: Solve for x
    x = 11,045,778.14/3,672.12
  6. Step 6: Final answer
    x = 3,008.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.