Home / 4,919.33-6,788.71-2,929.97

Finding the Fourth Proportional to 4,919.33, 6,788.71 and 2,929.97

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Solution

The fourth proportional to 4,919.33, 6,788.71 and 2,929.97 is: 4,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.33 : 6,788.71 = 2,929.97 : x
  2. Step 2: Convert to fraction form
    4,919.33/6,788.71 = 2,929.97/x
  3. Step 3: Cross multiply
    4,919.33x = 6,788.71 × 2,929.97
  4. Step 4: Simplify right side
    4,919.33x = 19,890,716.64
  5. Step 5: Solve for x
    x = 19,890,716.64/4,919.33
  6. Step 6: Final answer
    x = 4,043.38

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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.