Home / 3,418.08-4,716.21-1,925.43

Finding the Fourth Proportional to 3,418.08, 4,716.21 and 1,925.43

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Solution

The fourth proportional to 3,418.08, 4,716.21 and 1,925.43 is: 2,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.08 : 4,716.21 = 1,925.43 : x
  2. Step 2: Convert to fraction form
    3,418.08/4,716.21 = 1,925.43/x
  3. Step 3: Cross multiply
    3,418.08x = 4,716.21 × 1,925.43
  4. Step 4: Simplify right side
    3,418.08x = 9,080,732.22
  5. Step 5: Solve for x
    x = 9,080,732.22/3,418.08
  6. Step 6: Final answer
    x = 2,656.68

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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.