Home / 3,418.51-4,716.67-2,091.73

Finding the Fourth Proportional to 3,418.51, 4,716.67 and 2,091.73

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Solution

The fourth proportional to 3,418.51, 4,716.67 and 2,091.73 is: 2,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.51 : 4,716.67 = 2,091.73 : x
  2. Step 2: Convert to fraction form
    3,418.51/4,716.67 = 2,091.73/x
  3. Step 3: Cross multiply
    3,418.51x = 4,716.67 × 2,091.73
  4. Step 4: Simplify right side
    3,418.51x = 9,865,966.10
  5. Step 5: Solve for x
    x = 9,865,966.10/3,418.51
  6. Step 6: Final answer
    x = 2,886.05

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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.