Home / 4,919.82-7,377.77-1,799.12

Finding the Fourth Proportional to 4,919.82, 7,377.77 and 1,799.12

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Solution

The fourth proportional to 4,919.82, 7,377.77 and 1,799.12 is: 2,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.82 : 7,377.77 = 1,799.12 : x
  2. Step 2: Convert to fraction form
    4,919.82/7,377.77 = 1,799.12/x
  3. Step 3: Cross multiply
    4,919.82x = 7,377.77 × 1,799.12
  4. Step 4: Simplify right side
    4,919.82x = 13,273,461.17
  5. Step 5: Solve for x
    x = 13,273,461.17/4,919.82
  6. Step 6: Final answer
    x = 2,697.96

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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.