Home / 2,746.89-4,109.97-1,926.75

Finding the Fourth Proportional to 2,746.89, 4,109.97 and 1,926.75

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Solution

The fourth proportional to 2,746.89, 4,109.97 and 1,926.75 is: 2,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.89 : 4,109.97 = 1,926.75 : x
  2. Step 2: Convert to fraction form
    2,746.89/4,109.97 = 1,926.75/x
  3. Step 3: Cross multiply
    2,746.89x = 4,109.97 × 1,926.75
  4. Step 4: Simplify right side
    2,746.89x = 7,918,884.70
  5. Step 5: Solve for x
    x = 7,918,884.70/2,746.89
  6. Step 6: Final answer
    x = 2,882.85

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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.