Home / 3,028.62-4,176.99-2,557.62

Finding the Fourth Proportional to 3,028.62, 4,176.99 and 2,557.62

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Solution

The fourth proportional to 3,028.62, 4,176.99 and 2,557.62 is: 3,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.62 : 4,176.99 = 2,557.62 : x
  2. Step 2: Convert to fraction form
    3,028.62/4,176.99 = 2,557.62/x
  3. Step 3: Cross multiply
    3,028.62x = 4,176.99 × 2,557.62
  4. Step 4: Simplify right side
    3,028.62x = 10,683,153.16
  5. Step 5: Solve for x
    x = 10,683,153.16/3,028.62
  6. Step 6: Final answer
    x = 3,527.40

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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.