Home / 4,288.94-5,919.74-3,579.98

Finding the Fourth Proportional to 4,288.94, 5,919.74 and 3,579.98

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Solution

The fourth proportional to 4,288.94, 5,919.74 and 3,579.98 is: 4,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.94 : 5,919.74 = 3,579.98 : x
  2. Step 2: Convert to fraction form
    4,288.94/5,919.74 = 3,579.98/x
  3. Step 3: Cross multiply
    4,288.94x = 5,919.74 × 3,579.98
  4. Step 4: Simplify right side
    4,288.94x = 21,192,503.31
  5. Step 5: Solve for x
    x = 21,192,503.31/4,288.94
  6. Step 6: Final answer
    x = 4,941.20

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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.