Home / 5,378.10-8,067.98-2,744.17

Finding the Fourth Proportional to 5,378.10, 8,067.98 and 2,744.17

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Solution

The fourth proportional to 5,378.10, 8,067.98 and 2,744.17 is: 4,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.10 : 8,067.98 = 2,744.17 : x
  2. Step 2: Convert to fraction form
    5,378.10/8,067.98 = 2,744.17/x
  3. Step 3: Cross multiply
    5,378.10x = 8,067.98 × 2,744.17
  4. Step 4: Simplify right side
    5,378.10x = 22,139,917.75
  5. Step 5: Solve for x
    x = 22,139,917.75/5,378.10
  6. Step 6: Final answer
    x = 4,116.68

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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.