Home / 5,492.14-7,578.84-3,134.50

Finding the Fourth Proportional to 5,492.14, 7,578.84 and 3,134.50

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Solution

The fourth proportional to 5,492.14, 7,578.84 and 3,134.50 is: 4,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.14 : 7,578.84 = 3,134.50 : x
  2. Step 2: Convert to fraction form
    5,492.14/7,578.84 = 3,134.50/x
  3. Step 3: Cross multiply
    5,492.14x = 7,578.84 × 3,134.50
  4. Step 4: Simplify right side
    5,492.14x = 23,755,873.98
  5. Step 5: Solve for x
    x = 23,755,873.98/5,492.14
  6. Step 6: Final answer
    x = 4,325.43

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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.