Home / 3,085.39-4,622.69-2,568.71

Finding the Fourth Proportional to 3,085.39, 4,622.69 and 2,568.71

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Solution

The fourth proportional to 3,085.39, 4,622.69 and 2,568.71 is: 3,848.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.39 : 4,622.69 = 2,568.71 : x
  2. Step 2: Convert to fraction form
    3,085.39/4,622.69 = 2,568.71/x
  3. Step 3: Cross multiply
    3,085.39x = 4,622.69 × 2,568.71
  4. Step 4: Simplify right side
    3,085.39x = 11,874,350.03
  5. Step 5: Solve for x
    x = 11,874,350.03/3,085.39
  6. Step 6: Final answer
    x = 3,848.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.