Home / 2,422.23-3,634.55-1,807.17

Finding the Fourth Proportional to 2,422.23, 3,634.55 and 1,807.17

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Solution

The fourth proportional to 2,422.23, 3,634.55 and 1,807.17 is: 2,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.23 : 3,634.55 = 1,807.17 : x
  2. Step 2: Convert to fraction form
    2,422.23/3,634.55 = 1,807.17/x
  3. Step 3: Cross multiply
    2,422.23x = 3,634.55 × 1,807.17
  4. Step 4: Simplify right side
    2,422.23x = 6,568,249.72
  5. Step 5: Solve for x
    x = 6,568,249.72/2,422.23
  6. Step 6: Final answer
    x = 2,711.65

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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.