Home / 4,922.80-6,794.75-2,799.57

Finding the Fourth Proportional to 4,922.80, 6,794.75 and 2,799.57

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Solution

The fourth proportional to 4,922.80, 6,794.75 and 2,799.57 is: 3,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.80 : 6,794.75 = 2,799.57 : x
  2. Step 2: Convert to fraction form
    4,922.80/6,794.75 = 2,799.57/x
  3. Step 3: Cross multiply
    4,922.80x = 6,794.75 × 2,799.57
  4. Step 4: Simplify right side
    4,922.80x = 19,022,372.52
  5. Step 5: Solve for x
    x = 19,022,372.52/4,922.80
  6. Step 6: Final answer
    x = 3,864.14

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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.