Home / 5,492.56-7,579.67-2,974.60

Finding the Fourth Proportional to 5,492.56, 7,579.67 and 2,974.60

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Solution

The fourth proportional to 5,492.56, 7,579.67 and 2,974.60 is: 4,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.56 : 7,579.67 = 2,974.60 : x
  2. Step 2: Convert to fraction form
    5,492.56/7,579.67 = 2,974.60/x
  3. Step 3: Cross multiply
    5,492.56x = 7,579.67 × 2,974.60
  4. Step 4: Simplify right side
    5,492.56x = 22,546,471.51
  5. Step 5: Solve for x
    x = 22,546,471.51/5,492.56
  6. Step 6: Final answer
    x = 4,104.91

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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.