Home / 5,450.12-8,175.20-2,528.04

Finding the Fourth Proportional to 5,450.12, 8,175.20 and 2,528.04

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Solution

The fourth proportional to 5,450.12, 8,175.20 and 2,528.04 is: 3,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.12 : 8,175.20 = 2,528.04 : x
  2. Step 2: Convert to fraction form
    5,450.12/8,175.20 = 2,528.04/x
  3. Step 3: Cross multiply
    5,450.12x = 8,175.20 × 2,528.04
  4. Step 4: Simplify right side
    5,450.12x = 20,667,232.61
  5. Step 5: Solve for x
    x = 20,667,232.61/5,450.12
  6. Step 6: Final answer
    x = 3,792.07

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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.