Home / 3,418.16-4,716.99-1,926.23

Finding the Fourth Proportional to 3,418.16, 4,716.99 and 1,926.23

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Solution

The fourth proportional to 3,418.16, 4,716.99 and 1,926.23 is: 2,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.16 : 4,716.99 = 1,926.23 : x
  2. Step 2: Convert to fraction form
    3,418.16/4,716.99 = 1,926.23/x
  3. Step 3: Cross multiply
    3,418.16x = 4,716.99 × 1,926.23
  4. Step 4: Simplify right side
    3,418.16x = 9,085,984.06
  5. Step 5: Solve for x
    x = 9,085,984.06/3,418.16
  6. Step 6: Final answer
    x = 2,658.15

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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.