Home / 5,579.85-7,694.18-4,237.94

Finding the Fourth Proportional to 5,579.85, 7,694.18 and 4,237.94

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Solution

The fourth proportional to 5,579.85, 7,694.18 and 4,237.94 is: 5,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.85 : 7,694.18 = 4,237.94 : x
  2. Step 2: Convert to fraction form
    5,579.85/7,694.18 = 4,237.94/x
  3. Step 3: Cross multiply
    5,579.85x = 7,694.18 × 4,237.94
  4. Step 4: Simplify right side
    5,579.85x = 32,607,473.19
  5. Step 5: Solve for x
    x = 32,607,473.19/5,579.85
  6. Step 6: Final answer
    x = 5,843.79

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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.