Home / 4,917.70-6,785.84-2,792.46

Finding the Fourth Proportional to 4,917.70, 6,785.84 and 2,792.46

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Solution

The fourth proportional to 4,917.70, 6,785.84 and 2,792.46 is: 3,853.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.70 : 6,785.84 = 2,792.46 : x
  2. Step 2: Convert to fraction form
    4,917.70/6,785.84 = 2,792.46/x
  3. Step 3: Cross multiply
    4,917.70x = 6,785.84 × 2,792.46
  4. Step 4: Simplify right side
    4,917.70x = 18,949,196.75
  5. Step 5: Solve for x
    x = 18,949,196.75/4,917.70
  6. Step 6: Final answer
    x = 3,853.26

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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.