Home / 5,634.97-7,776.42-3,082.85

Finding the Fourth Proportional to 5,634.97, 7,776.42 and 3,082.85

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Solution

The fourth proportional to 5,634.97, 7,776.42 and 3,082.85 is: 4,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.97 : 7,776.42 = 3,082.85 : x
  2. Step 2: Convert to fraction form
    5,634.97/7,776.42 = 3,082.85/x
  3. Step 3: Cross multiply
    5,634.97x = 7,776.42 × 3,082.85
  4. Step 4: Simplify right side
    5,634.97x = 23,973,536.40
  5. Step 5: Solve for x
    x = 23,973,536.40/5,634.97
  6. Step 6: Final answer
    x = 4,254.42

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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.