Home / 3,670.20-5,067.18-2,625.72

Finding the Fourth Proportional to 3,670.20, 5,067.18 and 2,625.72

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Solution

The fourth proportional to 3,670.20, 5,067.18 and 2,625.72 is: 3,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.20 : 5,067.18 = 2,625.72 : x
  2. Step 2: Convert to fraction form
    3,670.20/5,067.18 = 2,625.72/x
  3. Step 3: Cross multiply
    3,670.20x = 5,067.18 × 2,625.72
  4. Step 4: Simplify right side
    3,670.20x = 13,304,995.87
  5. Step 5: Solve for x
    x = 13,304,995.87/3,670.20
  6. Step 6: Final answer
    x = 3,625.14

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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.