Home / 6,144.54-8,480.21-3,492.19

Finding the Fourth Proportional to 6,144.54, 8,480.21 and 3,492.19

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Solution

The fourth proportional to 6,144.54, 8,480.21 and 3,492.19 is: 4,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144.54 : 8,480.21 = 3,492.19 : x
  2. Step 2: Convert to fraction form
    6,144.54/8,480.21 = 3,492.19/x
  3. Step 3: Cross multiply
    6,144.54x = 8,480.21 × 3,492.19
  4. Step 4: Simplify right side
    6,144.54x = 29,614,504.56
  5. Step 5: Solve for x
    x = 29,614,504.56/6,144.54
  6. Step 6: Final answer
    x = 4,819.65

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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.