Home / 5,492.52-7,579.68-2,974.64

Finding the Fourth Proportional to 5,492.52, 7,579.68 and 2,974.64

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Solution

The fourth proportional to 5,492.52, 7,579.68 and 2,974.64 is: 4,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.52 : 7,579.68 = 2,974.64 : x
  2. Step 2: Convert to fraction form
    5,492.52/7,579.68 = 2,974.64/x
  3. Step 3: Cross multiply
    5,492.52x = 7,579.68 × 2,974.64
  4. Step 4: Simplify right side
    5,492.52x = 22,546,819.32
  5. Step 5: Solve for x
    x = 22,546,819.32/5,492.52
  6. Step 6: Final answer
    x = 4,105.00

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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.