Home / 3,579.89-4,938.44-2,251.08

Finding the Fourth Proportional to 3,579.89, 4,938.44 and 2,251.08

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Solution

The fourth proportional to 3,579.89, 4,938.44 and 2,251.08 is: 3,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.89 : 4,938.44 = 2,251.08 : x
  2. Step 2: Convert to fraction form
    3,579.89/4,938.44 = 2,251.08/x
  3. Step 3: Cross multiply
    3,579.89x = 4,938.44 × 2,251.08
  4. Step 4: Simplify right side
    3,579.89x = 11,116,812.26
  5. Step 5: Solve for x
    x = 11,116,812.26/3,579.89
  6. Step 6: Final answer
    x = 3,105.35

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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.