Home / 3,418.82-4,718.14-2,092.13

Finding the Fourth Proportional to 3,418.82, 4,718.14 and 2,092.13

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Solution

The fourth proportional to 3,418.82, 4,718.14 and 2,092.13 is: 2,887.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.82 : 4,718.14 = 2,092.13 : x
  2. Step 2: Convert to fraction form
    3,418.82/4,718.14 = 2,092.13/x
  3. Step 3: Cross multiply
    3,418.82x = 4,718.14 × 2,092.13
  4. Step 4: Simplify right side
    3,418.82x = 9,870,933.42
  5. Step 5: Solve for x
    x = 9,870,933.42/3,418.82
  6. Step 6: Final answer
    x = 2,887.24

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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.