Home / 5,492.43-8,238.66-2,572.80

Finding the Fourth Proportional to 5,492.43, 8,238.66 and 2,572.80

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Solution

The fourth proportional to 5,492.43, 8,238.66 and 2,572.80 is: 3,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.43 : 8,238.66 = 2,572.80 : x
  2. Step 2: Convert to fraction form
    5,492.43/8,238.66 = 2,572.80/x
  3. Step 3: Cross multiply
    5,492.43x = 8,238.66 × 2,572.80
  4. Step 4: Simplify right side
    5,492.43x = 21,196,424.45
  5. Step 5: Solve for x
    x = 21,196,424.45/5,492.43
  6. Step 6: Final answer
    x = 3,859.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.