Home / 5,492.42-7,579.48-2,974.52

Finding the Fourth Proportional to 5,492.42, 7,579.48 and 2,974.52

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Solution

The fourth proportional to 5,492.42, 7,579.48 and 2,974.52 is: 4,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.42 : 7,579.48 = 2,974.52 : x
  2. Step 2: Convert to fraction form
    5,492.42/7,579.48 = 2,974.52/x
  3. Step 3: Cross multiply
    5,492.42x = 7,579.48 × 2,974.52
  4. Step 4: Simplify right side
    5,492.42x = 22,545,314.85
  5. Step 5: Solve for x
    x = 22,545,314.85/5,492.42
  6. Step 6: Final answer
    x = 4,104.81

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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.