Home / 3,422.04-4,716.86-2,674.68

Finding the Fourth Proportional to 3,422.04, 4,716.86 and 2,674.68

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Solution

The fourth proportional to 3,422.04, 4,716.86 and 2,674.68 is: 3,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.04 : 4,716.86 = 2,674.68 : x
  2. Step 2: Convert to fraction form
    3,422.04/4,716.86 = 2,674.68/x
  3. Step 3: Cross multiply
    3,422.04x = 4,716.86 × 2,674.68
  4. Step 4: Simplify right side
    3,422.04x = 12,616,077.73
  5. Step 5: Solve for x
    x = 12,616,077.73/3,422.04
  6. Step 6: Final answer
    x = 3,686.71

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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.