Home / 4,186.08-6,280.26-3,404.15

Finding the Fourth Proportional to 4,186.08, 6,280.26 and 3,404.15

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Solution

The fourth proportional to 4,186.08, 6,280.26 and 3,404.15 is: 5,107.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.08 : 6,280.26 = 3,404.15 : x
  2. Step 2: Convert to fraction form
    4,186.08/6,280.26 = 3,404.15/x
  3. Step 3: Cross multiply
    4,186.08x = 6,280.26 × 3,404.15
  4. Step 4: Simplify right side
    4,186.08x = 21,378,915.68
  5. Step 5: Solve for x
    x = 21,378,915.68/4,186.08
  6. Step 6: Final answer
    x = 5,107.14

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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.