Home / 3,418.08-4,716.83-1,926.32

Finding the Fourth Proportional to 3,418.08, 4,716.83 and 1,926.32

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Solution

The fourth proportional to 3,418.08, 4,716.83 and 1,926.32 is: 2,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.08 : 4,716.83 = 1,926.32 : x
  2. Step 2: Convert to fraction form
    3,418.08/4,716.83 = 1,926.32/x
  3. Step 3: Cross multiply
    3,418.08x = 4,716.83 × 1,926.32
  4. Step 4: Simplify right side
    3,418.08x = 9,086,090.75
  5. Step 5: Solve for x
    x = 9,086,090.75/3,418.08
  6. Step 6: Final answer
    x = 2,658.24

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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.