Home / 4,196.55-6,295.74-1,275.09

Finding the Fourth Proportional to 4,196.55, 6,295.74 and 1,275.09

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Solution

The fourth proportional to 4,196.55, 6,295.74 and 1,275.09 is: 1,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.55 : 6,295.74 = 1,275.09 : x
  2. Step 2: Convert to fraction form
    4,196.55/6,295.74 = 1,275.09/x
  3. Step 3: Cross multiply
    4,196.55x = 6,295.74 × 1,275.09
  4. Step 4: Simplify right side
    4,196.55x = 8,027,635.12
  5. Step 5: Solve for x
    x = 8,027,635.12/4,196.55
  6. Step 6: Final answer
    x = 1,912.91

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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.