Home / 4,199.13-6,299.38-1,276.75

Finding the Fourth Proportional to 4,199.13, 6,299.38 and 1,276.75

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Solution

The fourth proportional to 4,199.13, 6,299.38 and 1,276.75 is: 1,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.13 : 6,299.38 = 1,276.75 : x
  2. Step 2: Convert to fraction form
    4,199.13/6,299.38 = 1,276.75/x
  3. Step 3: Cross multiply
    4,199.13x = 6,299.38 × 1,276.75
  4. Step 4: Simplify right side
    4,199.13x = 8,042,733.42
  5. Step 5: Solve for x
    x = 8,042,733.42/4,199.13
  6. Step 6: Final answer
    x = 1,915.33

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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.