Home / 3,396.16-5,098.74-2,855.08

Finding the Fourth Proportional to 3,396.16, 5,098.74 and 2,855.08

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Solution

The fourth proportional to 3,396.16, 5,098.74 and 2,855.08 is: 4,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.16 : 5,098.74 = 2,855.08 : x
  2. Step 2: Convert to fraction form
    3,396.16/5,098.74 = 2,855.08/x
  3. Step 3: Cross multiply
    3,396.16x = 5,098.74 × 2,855.08
  4. Step 4: Simplify right side
    3,396.16x = 14,557,310.60
  5. Step 5: Solve for x
    x = 14,557,310.60/3,396.16
  6. Step 6: Final answer
    x = 4,286.40

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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.